The 2006 Buick Lacrosse has 520 electrical connector parts with verified fitment on this page — 131 part types and 21 brands, covering both the 3.6L V6 and the 3.8L V6. Each part includes a manufacturer part number and application notes.
On the 2006 Buick Lacrosse, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. Most of the listed parts are Blower Motor Control Module / Resistor Connector (19 parts), ABS Wheel Speed Sensor Connector (15 parts) and Camshaft Position Sensor Connector (15 parts). The other 128 part types cover the remaining 471 parts.
The 2006 Buick Lacrosse was sold with both the 3.6L V6 and the 3.8L V6. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
21 brands supply electrical connector parts for the 2006 Buick Lacrosse, led by GM GENUINE (123 parts), STANDARD MOTOR PRODUCTS (123 parts) and WELLS (102 parts), plus 18 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2006 Buick Lacrosse. 89 parts have it, including GM GENUINE PT209 (A/C Compressor Clutch Coil Connector) and ROSTRA 610021 (A/C Refrigerant Pressure Switch Connector). Each part number opens a page with every vehicle that part fits.
A/C Compressor Clutch Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT209 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| ROSTRA Popular Fits: 3.8L V6 | 610062 | 🇺🇸 US | with Oval Connectorwith 2 Terminal(s) | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2311 | 🇺🇸 US 🇨🇦 CA | GoldColor: Gray | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 70048 | 🇺🇸 US | 2 Terminal Malewithout Diode | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4490 | 🇺🇸 US | HandypackTerminal Type: Blade | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S588 | 🇺🇸 US | Attachment Method: Push OnConnector Shape: Oval | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON97 | 🇺🇸 US | Terminal Type: Blade | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1239 | 🇺🇸 US | Wiring Harness Length: 8.25 In | View on Amazon |
This table covers the harness connectors at the A/C Compressor Clutch Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 A/C Compressor Clutch Coil Connector parts for the 2006 Buick Lacrosse come from 7 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, ROSTRA and 4 other brands. The "Popular" part is GM GENUINE PT209.
Listed part numbers: GM GENUINE PT209, ROSTRA 610062 and ACDELCO PT2311, plus the other parts above.
A/C Refrigerant Pressure Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.8L V6 | 610021 | 🇺🇸 US | with 3 Terminal(s)with 1 Male Connectors | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP4440 | 🇺🇸 US | Handypack | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2319 | 🇺🇸 US 🇨🇦 CA | GoldTerminal Gender: Female | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37236 | 🇺🇸 US | 3 Terminal Male | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610225 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S619 | 🇺🇸 US | Connector Shape: RoundTerminal Type: Blade | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON110 | 🇺🇸 US | with Round Connector | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1065 | 🇺🇸 US | Terminal Gender: Female | View on Amazon |
This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 A/C Refrigerant Pressure Switch Connector parts are listed for the 2006 Buick Lacrosse, from ROSTRA, STANDARD MOTOR PRODUCTS, ACDELCO and 3 other brands. ROSTRA 610021 carries the "Popular" badge.
This group includes ROSTRA 610021, STANDARD MOTOR PRODUCTS HP4440 and ACDELCO PT2319 and the remaining parts above.
A/C Refrigerant Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P1018 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the A/C Refrigerant Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P1018.
ABS Control Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | 15776487 | 🇺🇸 US 🇨🇦 CA | Rear, Includes Speed Sensor Connectors | View on Amazon |
This table covers the harness connectors at the ABS Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE 15776487.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.8L V6 | 970040 | 🇺🇸 US | ABS Harness | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT3910 | 🇺🇸 US 🇨🇦 CA | RearGray | View on Amazon |
| SKP Popular Fits: 3.8L V6 | SK970040 | 🇺🇸 US | Fits Front Right | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2309 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| FAMOUS BRAND Fits: 3.8L V6 | NBC1001 | 🇺🇸 US 🇨🇦 CA | Front LeftABS Connector | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 10340318 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 | 2ABS0485 | 🇺🇸 US | Front | View on Amazon |
| SKP Fits: 3.8L V6 | SKS811 | 🇺🇸 US | Fits Position-Outeror Not Adjustable1 Chain Row | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4750 | 🇺🇸 US | HandypackConnector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S578 | 🇺🇸 US | Connector Shape: OvalGauge: 18 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2309 | 🇺🇸 US | with 3 Blade Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | ALH73 | 🇺🇸 US | Rear | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1044 | 🇺🇸 US | Connector Shape: OblongTerminal Quantity: 2 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2244 | 🇺🇸 US | Front Left | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1570 | 🇺🇸 US | Rear | View on Amazon |
This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
15 ABS Wheel Speed Sensor Connector parts for the 2006 Buick Lacrosse come from 8 brands — STANDARD MOTOR PRODUCTS, WELLS, GM GENUINE and 5 other brands. The "Popular" part is DORMAN 970040.
Accelerator Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S1479 | 🇺🇸 US | Connector Shape: OvalLength (In): 1.125 | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645595 | 🇺🇸 US | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2712 | 🇺🇸 US 🇨🇦 CA | BlackTerminal Type: Pin | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON23 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1599 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Accelerator Pedal Position Sensor Connector parts for the 2006 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, DORMAN, GM GENUINE and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS S1479.
Part numbers include STANDARD MOTOR PRODUCTS S1479, DORMAN 645595 and GM GENUINE PT2712, among others listed above.
Accessory Power Outlet Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3865 | 🇺🇸 US 🇨🇦 CA | Gray4.0MM2 | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610518 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1919 | 🇺🇸 US | with 3 TerminalsGray | View on Amazon |
This table covers the harness connectors at the Accessory Power Outlet. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Accessory Power Outlet Connector parts for the 2006 Buick Lacrosse come from 3 brands — GM GENUINE, ROSTRA and WELLS.
Part numbers include GM GENUINE PT3865, ROSTRA 610518 and WELLS 1P1919.
Accessory Power Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON164 | 🇺🇸 US | Terminal Gender: FemaleTerminal Quantity: 5 | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1184 | 🇺🇸 US | Wiring Harness Length: 7.0 In | View on Amazon |
This table covers the harness connectors at the Accessory Power Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Accessory Power Relay Connector parts for the 2006 Buick Lacrosse come from 4 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 1 other brand. The "Popular" part is UNITED MOTOR PRODUCTS CON164.
This group includes UNITED MOTOR PRODUCTS CON164, ACDELCO PT2371 and STANDARD MOTOR PRODUCTS HP4655 and the remaining parts above.
AIR / Smog Pump Check Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P4038 | 🇺🇸 US | with 6 Terminal(s)Shutoff Valve | View on Amazon |
This table covers the harness connectors at the AIR / Smog Pump Check Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — WELLS 1P4038.
AIR / Smog Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT1642 | 🇺🇸 US | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3831 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1273 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the AIR / Smog Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 AIR / Smog Pump Connector parts are listed for the 2006 Buick Lacrosse, from ACDELCO, GM GENUINE and STANDARD MOTOR PRODUCTS.
Listed part numbers: ACDELCO PT1642, GM GENUINE PT3831 and STANDARD MOTOR PRODUCTS S1273.
AIR / Smog Pump Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S947 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1609 | 🇺🇸 US | with 4 Terminals | View on Amazon |
This table covers the relays that control the AIR / Smog Pump circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.
2 AIR / Smog Pump Relay parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS S947 and WELLS 1P1609.
Air Bag Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1500 | 🇺🇸 US 🇨🇦 CA | Arming Sensor ConnectorYellow | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2610 | 🇺🇸 US | Arming Sensor Connector2 Terminal, Yellow with Gray Tip, Female Connector | View on Amazon |
This table covers the harness connectors at the Air Bag. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Air Bag Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and WELLS.
This group includes GM GENUINE PT1500 and WELLS 1P2610.
Air Bag Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 | 645599 | 🇺🇸 US | Yellow | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2038 | 🇺🇸 US 🇨🇦 CA | Fits Module Coil ConnectorYellow | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1295 | 🇺🇸 US | Gender: FemaleWiring Harness Length (In): 18 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1603 | 🇺🇸 US | Fits Air Bag Disable Module Connectoror with 4 Terminals | View on Amazon |
This table covers the harness connectors at the Air Bag Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Air Bag Module Connector parts for the 2006 Buick Lacrosse come from 4 brands — DORMAN, GM GENUINE, STANDARD MOTOR PRODUCTS and 1 other brand.
Part numbers include DORMAN 645599, GM GENUINE PT2038 and STANDARD MOTOR PRODUCTS S1295, among others listed above.
Air Injection Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT1205 | 🇺🇸 US 🇨🇦 CA | Gray5-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1384 | 🇺🇸 US 🇨🇦 CA | Gray4-Way Female | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610655 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1273 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1609 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Air Injection Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Air Injection Relay Connector parts for the 2006 Buick Lacrosse come from 4 brands — GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand. The "Popular" part is GM GENUINE PT1205.
Part numbers include GM GENUINE PT1205, GM GENUINE PT1384 and ROSTRA 610655, among others listed above.
Air Injection Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2265 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1266 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Air Injection Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Air Injection Solenoid Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
Listed part numbers: GM GENUINE PT2265 and STANDARD MOTOR PRODUCTS S1266.
Alternator / Generator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2971 | 🇺🇸 US 🇨🇦 CA | Gender: MaleTerminal Type: Blade | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON22 | 🇺🇸 US | Connector Shape: Oval | View on Amazon |
| ACDELCO Fits: 3.8L V6 | 84941154 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610177 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1437 | 🇺🇸 US | Terminal Type: BladeWiring Harness Length (mm): 438.15 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2043 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Alternator / Generator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Alternator / Generator Connector parts for the 2006 Buick Lacrosse come from 6 brands — GM GENUINE, UNITED MOTOR PRODUCTS, ACDELCO and 3 other brands. The "Popular" part is GM GENUINE PT2971.
Part numbers include GM GENUINE PT2971, UNITED MOTOR PRODUCTS CON22 and ACDELCO 84941154, among others listed above.
Ambient Air Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT248 | 🇺🇸 US 🇨🇦 CA | Green2-Way Female | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1018 | 🇺🇸 US | Externally Mounted | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2321 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610285 | 🇺🇸 US | Interior Air Temperature | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S634 | 🇺🇸 US | Connector Shape: OvalTerminal Type: Blade | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1364 | 🇺🇸 US | Internal Mounted | View on Amazon |
This table covers the harness connectors at the Ambient Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
7 Ambient Air Temperature Sensor Connector parts for the 2006 Buick Lacrosse come from 5 brands — GM GENUINE, WELLS, ACDELCO and 2 other brands. The "Popular" part is GM GENUINE PT248.
Part numbers include GM GENUINE PT248, WELLS 1P1018 and ACDELCO PT2321, among others listed above.
Anti-Theft Control Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT240 | 🇺🇸 US 🇨🇦 CA | Red2-Way Female | View on Amazon |
This table covers the harness connectors at the Anti-Theft Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE PT240.
Automatic Headlamp Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3836 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1663 | 🇺🇸 US | Gender: Male | View on Amazon |
This table covers the harness connectors at the Automatic Headlamp Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Automatic Headlamp Sensor Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and WELLS.
Listed part numbers: GM GENUINE PT146, GM GENUINE PT3836 and WELLS 1P1663.
Barometric Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S1038 | 🇺🇸 US | Connector Shape: Rectangle | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3043 | 🇺🇸 US 🇨🇦 CA | Black with Blue Lock3-Way Female | View on Amazon |
| SKP Fits: 3.8L V6 | SKS1038 | 🇺🇸 US | Fits Black and Orang | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON7 | 🇺🇸 US | Terminal Gender: Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2218 | 🇺🇸 US | with 3 Terminals | View on Amazon |
This table covers the harness connectors at the Barometric Pressure Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Barometric Pressure Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, GM GENUINE, SKP and 2 other brands. STANDARD MOTOR PRODUCTS S1038 carries the "Popular" badge.
Part numbers include STANDARD MOTOR PRODUCTS S1038, GM GENUINE PT3043 and SKP SKS1038, among others listed above.
Battery Current Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S1025 | 🇺🇸 US | Connector Shape: Oval | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3855 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610106 | 🇺🇸 US | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON6 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P2388 | 🇺🇸 US | Mounting Hardware Included: No | View on Amazon |
This table covers the harness connectors at the Battery Current Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Battery Current Sensor Connector parts for the 2006 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, ROSTRA and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS S1025.
This group includes STANDARD MOTOR PRODUCTS S1025, GM GENUINE PT3855 and ROSTRA 610106 and the remaining parts above.
Blower Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Popular Fits: 3.8L V6 | 70056 | 🇺🇸 US | 2 Terminal MaleRectangular Connector | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON29 | 🇺🇸 US | View on Amazon | |
| GM GENUINE Fits: 3.8L V6 | PT1431 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP3865 | 🇺🇸 US | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1591 | 🇺🇸 US | Gender: MaleLength (In): 1.25 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2281 | 🇺🇸 US | with 2 TerminalsBlack | View on Amazon |
This table covers the harness connectors at the Blower Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Blower Motor Connector parts for the 2006 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, FOUR SEASONS, UNITED MOTOR PRODUCTS and 2 other brands. The "Popular" part is FOUR SEASONS 70056.
Part numbers include FOUR SEASONS 70056, UNITED MOTOR PRODUCTS CON29 and GM GENUINE PT1431, among others listed above.
Blower Motor Control Module / Resistor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Popular Fits: 3.8L V6 | 70056 | 🇺🇸 US | 2 Terminal Male | View on Amazon |
| GPD Popular Fits: 3.8L V6 | 1712774 | 🇺🇸 US | Blower Motor Resistor Pigtail | View on Amazon |
| ROSTRA Popular Fits: 3.8L V6 | 610026 | 🇺🇸 US | View on Amazon | |
| WELLS Popular Fits: 3.8L V6 | 1P1644 | 🇺🇸 US | View on Amazon | |
| ACDELCO Fits: 3.8L V6 | PT795 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645512 | 🇺🇸 US | Black, 5 Way Female with Leads | View on Amazon |
| FAMOUS BRAND Fits: 3.8L V6 | PTA1039 | 🇺🇸 US 🇨🇦 CA | Blower Resistor Connector | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37266 | 🇺🇸 US | 5 Terminal Male | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 | 2HAR0047 | 🇺🇸 US | with Automatic Temperature ControlMultiple Connectors Required | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 | 2HAR0044 | 🇺🇸 US | with Automatic Temperature ControlMultiple Connectors Required | View on Amazon |
| SKP Fits: 3.8L V6 | SKS1619 | 🇺🇸 US | Fits Grayor with Automatic Temp Controlor 5 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP3865 | 🇺🇸 US | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2920 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4652 | 🇺🇸 US | Handy PackBlack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1619 | 🇺🇸 US | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1591 | 🇺🇸 US | Gender: MaleLength (In): 1.25 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1619HT | 🇺🇸 US | Blue Streak | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON31 | 🇺🇸 US | with Multiple Connectors Requiredwith 5 Terminals | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON29 | 🇺🇸 US | with Multiple Connectors Requiredwith 2 Terminals | View on Amazon |
This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
19 Blower Motor Control Module / Resistor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, FOUR SEASONS, HOLSTEIN and 8 other brands. FOUR SEASONS 70056 carries the "Popular" badge.
Body Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT3846 | 🇺🇸 US 🇨🇦 CA | Starter Motor X1Si Elec Code: M64 | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT2623 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT2869 | 🇺🇸 US 🇨🇦 CA | Length: 2.3 InBlack | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645622 | 🇺🇸 US | Yellow | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2719 | 🇺🇸 US 🇨🇦 CA | BlackLength: 8.5 In | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1344 | 🇺🇸 US 🇨🇦 CA | Yellow4-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT996 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1025 | 🇺🇸 US 🇨🇦 CA | Metri-Pack 150Gray | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1406 | 🇺🇸 US | with Offset Index SlotsYellow | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1202 | 🇺🇸 US | Whitewith 4 Female Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1841 | 🇺🇸 US | with 2 TerminalsMale End | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1898 | 🇺🇸 US | with 4 TerminalsGray | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1890 | 🇺🇸 US | with 2 TerminalsFemale End | View on Amazon |
This table covers the body-harness connectors and pigtails. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
13 Body Wiring Harness / Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, WELLS, STANDARD MOTOR PRODUCTS and 1 other brand. GM GENUINE PT3846 carries the "Popular" badge.
Brake Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1798 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1006 | 🇺🇸 US | Connector Shape: OblongWiring Harness Length: 9.5 In | View on Amazon |
This table covers the harness connectors at the Brake Fluid Level Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Brake Fluid Level Sensor Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and WELLS.
Listed part numbers: GM GENUINE PT1798 and WELLS 1P1006.
Brake Light Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2374 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Brake Light Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2374.
Brake Pedal Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2374 | 🇺🇸 US | with 3 Blade TerminalsPedal Position Sensor Connector | View on Amazon |
This table covers the harness connectors at the Brake Pedal. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2374.
Brake Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3837 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Brake Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT3837.
Brake Pressure Warning Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2692 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2032 | 🇺🇸 US | For Pressure Differential Switch | View on Amazon |
This table covers the harness connectors at the Brake Pressure Warning Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Brake Pressure Warning Switch Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and WELLS.
Listed part numbers: GM GENUINE PT2692 and WELLS 1P2032.
Brake Proportioning / Differential Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2309 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P2032 | 🇺🇸 US | with 3 Terminals | View on Amazon |
This table covers the harness connectors at the Brake Proportioning / Differential Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Brake Proportioning / Differential Valve Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS S2309 and WELLS 1P2032.
Cabin Air Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S717 | 🇺🇸 US | Attachment Method: Push OnIncludes Interior Lamp Switch | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1667 | 🇺🇸 US | with 6 Pin Terminals | View on Amazon |
This table covers the harness connectors at the Cabin Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Cabin Air Temperature Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and GM GENUINE.
Part numbers include GM GENUINE PT146, STANDARD MOTOR PRODUCTS S717 and STANDARD MOTOR PRODUCTS S1667.
Camshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.8L V6 | 645785 | 🇺🇸 US | 3 Way Female Connector, Black | View on Amazon |
| SKP Popular Fits: 3.8L V6 | SKS577 | 🇺🇸 US | with 3 Female Terminals | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1893 | 🇺🇸 US | with 2 TerminalsBlack | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2308 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 84937218 | 🇺🇸 US 🇨🇦 CA | BlackLength: 7.5 In | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2046 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinBlack | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610135 | 🇺🇸 US | View on Amazon | |
| ROSTRA Fits: 3.8L V6 | 610158 | 🇺🇸 US | View on Amazon | |
| SKP Fits: 3.8L V6 | SKS1716 | 🇺🇸 US | Fits Black and Greenor 2 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4335 | 🇺🇸 US | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S577 | 🇺🇸 US | Wire Gauge (GA): 16 | View on Amazon |
| ULTRA-POWER Fits: 3.8L V6 | 2701039 | 🇺🇸 US 🇨🇦 CA | Includes O-Ring | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON91 | 🇺🇸 US | with 3 Female Terminals | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2701039 | 🇺🇸 US | Includes O-Ring | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1020 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Camshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
15 Camshaft Position Sensor Connector parts for the 2006 Buick Lacrosse come from 10 brands — SKP, WELLS, GM GENUINE and 7 other brands. The "Popular" part is DORMAN 645785.
Cigarette Lighter Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3865 | 🇺🇸 US 🇨🇦 CA | Gray4.0MM2 | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610518 | 🇺🇸 US | with 3 Terminal(s)with 1 Female Connectors | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1167 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1919 | 🇺🇸 US | with 3 TerminalsGray | View on Amazon |
This table covers the harness connectors at the Cigarette Lighter. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Cigarette Lighter Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.
Part numbers include GM GENUINE PT3865, ROSTRA 610518 and STANDARD MOTOR PRODUCTS S1167, among others listed above.
Climate Control Sun Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3836 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1663 | 🇺🇸 US | Gender: Male | View on Amazon |
This table covers the harness connectors at the Climate Control Sun Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Climate Control Sun Sensor Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and WELLS.
This group includes GM GENUINE PT3836 and WELLS 1P1663.
Communication Interface Module (VCIM) Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1502 | 🇺🇸 US 🇨🇦 CA | Natural12-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1404 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2084 | 🇺🇸 US | with 12 TerminalsWhite | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2613 | 🇺🇸 US | with 16 TerminalsNatural or White | View on Amazon |
This table covers the harness connectors at the Communication Interface Module (VCIM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Communication Interface Module (VCIM) Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and WELLS.
Part numbers include GM GENUINE PT1502, GM GENUINE PT1404 and WELLS 1P2084, among others listed above.
Compass Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1115 | 🇺🇸 US | Wiring Harness Length (mm): 406.4Black | View on Amazon |
This table covers the harness connectors at the Compass. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1115.
Crankshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.8L V6 | SKS1024 | 🇺🇸 US | Fits Black and Orang | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP4485 | 🇺🇸 US | HandypackWiring Harness Length (mm): 304.8 | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2368 | 🇺🇸 US 🇨🇦 CA | GoldShape: Rectangle | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1174 | 🇺🇸 US 🇨🇦 CA | Gray4-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2183 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610125 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S761 | 🇺🇸 US | Wiring Harness Length (mm): 304.8 | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2701040 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1264 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Crankshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
9 Crankshaft Position Sensor Connector parts for the 2006 Buick Lacrosse come from 7 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, SKP and 4 other brands. The "Popular" part is SKP SKS1024.
This group includes SKP SKS1024, STANDARD MOTOR PRODUCTS HP4485 and ACDELCO PT2368 and the remaining parts above.
Dome Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT2834 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
This table covers the harness connectors at the Dome Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — ACDELCO PT2834.
Door Lock Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | 88952463 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1571 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1495 | 🇺🇸 US | Length (In): 1Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P3911 | 🇺🇸 US | with 10 Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P3394 | 🇺🇸 US | Terminal Quantity: 6 | View on Amazon |
This table covers the harness connectors at the Door Lock Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Door Lock Actuator Connector parts for the 2006 Buick Lacrosse come from 3 brands — GM GENUINE, WELLS and STANDARD MOTOR PRODUCTS. The "Popular" part is GM GENUINE 88952463.
This group includes GM GENUINE 88952463, GM GENUINE PT1571 and STANDARD MOTOR PRODUCTS S1495 and the remaining parts above.
Door Lock Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT796 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1618 | 🇺🇸 US | Connector Shape: RectangleWire Gauge (GA): 20 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2190 | 🇺🇸 US | Fits Leftwith 5 Terminals | View on Amazon |
This table covers the harness connectors at the Door Lock Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Door Lock Switch Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: GM GENUINE PT796, STANDARD MOTOR PRODUCTS S1618 and WELLS 1P2190.
EGR Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON9 | 🇺🇸 US | Color: BlackTerminal Quantity: 5 | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1154 | 🇺🇸 US 🇨🇦 CA | LT Gray5-Way Female | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610284 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1054 | 🇺🇸 US | Terminal Type: Blade | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1590 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the EGR Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 EGR Valve Connector parts for the 2006 Buick Lacrosse come from 5 brands — UNITED MOTOR PRODUCTS, GM GENUINE, ROSTRA and 2 other brands. The "Popular" part is UNITED MOTOR PRODUCTS CON9.
Part numbers include UNITED MOTOR PRODUCTS CON9, GM GENUINE PT1154 and ROSTRA 610284, among others listed above.
Engine Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT3910 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT996 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1116 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1337 | 🇺🇸 US | Connector Shape: Oval | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1044 | 🇺🇸 US | Connector Shape: OblongTerminal Quantity: 2 | View on Amazon |
This table covers the wiring-harness connectors at the Engine. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
5 Engine Wiring Harness / Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS. GM GENUINE PT3910 carries the "Popular" badge.
Part numbers include GM GENUINE PT3910, GM GENUINE PT996 and GM GENUINE PT1116, among others listed above.
Fog / Driving Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.8L V6 | SKS553 | 🇺🇸 US | Fits Black and Blu | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP3835 | 🇺🇸 US | HandypackConnector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S553 | 🇺🇸 US | Connector Shape: OvalContact Terminal Material: Metal | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2298 | 🇺🇸 US 🇨🇦 CA | GoldHeight (In): 1.5 in | View on Amazon |
| DORMAN Fits: 3.8L V6 | 85855 | 🇺🇸 US | 2-WireFog Lamp Socket Bulbs 881 & 889 | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3800 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610003 | 🇺🇸 US | with Side Mount Bulb | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610001 | 🇺🇸 US | with Top Mount Bulb | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON78 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P2076 | 🇺🇸 US | with Top Mount Bulb | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1032 | 🇺🇸 US | with Side Mount Bulb | View on Amazon |
This table covers the harness connectors at the Fog / Driving Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
11 Fog / Driving Lamp Connector parts for the 2006 Buick Lacrosse come from 8 brands — STANDARD MOTOR PRODUCTS, ROSTRA, WELLS and 5 other brands. The "Popular" part is SKP SKS553.
Fuel Injector Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GB REMANUFACTURING Popular Fits: 3.8L V6 | 5191 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP3945 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S824 | 🇺🇸 US | Connector Shape: SquareHarness Length | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT1846 | 🇺🇸 US 🇨🇦 CA | 2-WAY FEMALE GRAY | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3765 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 | 2HAR0035 | 🇺🇸 US | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610309 | 🇺🇸 US | View on Amazon | |
| SKP Fits: 3.8L V6 | SKS824 | 🇺🇸 US | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON176 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1592 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Fuel Injector. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
11 Fuel Injector Connector parts for the 2006 Buick Lacrosse come from 9 brands — STANDARD MOTOR PRODUCTS, ACDELCO, GB REMANUFACTURING and 6 other brands. The "Popular" part is GB REMANUFACTURING 5191.
Fuel Pump / Circuit Opening Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CARTER Fits: 3.8L V6 | 888700 | 🇺🇸 US | Fuel Pump Wiring Harness | View on Amazon |
| GMB Fits: 3.8L V6 | 5001023 | 🇺🇸 US | Fuel Pump Wiring Harness | View on Amazon |
This table covers the harness connectors at the Fuel Pump / Circuit Opening Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Fuel Pump / Circuit Opening Relay Connector parts are listed for the 2006 Buick Lacrosse, from CARTER and GMB.
Listed part numbers: CARTER 888700 and GMB 5001023.
Fuel Sending Unit Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1265 | 🇺🇸 US | Black | View on Amazon |
This table covers the harness connectors at the Fuel Sending Unit. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1265.
Fuel Tank Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1377 | 🇺🇸 US | Gray | View on Amazon |
This table covers the harness connectors at the Fuel Tank. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1377.
Fuel Tank Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2782 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinWidth: 3 In | View on Amazon |
| SKP Popular Fits: 3.8L V6 | SKS656 | 🇺🇸 US | Fits Black and Purpl | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT1910 | 🇺🇸 US 🇨🇦 CA | GoldTerminal Type: Pin | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610018 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4240 | 🇺🇸 US | HandypackConnector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S656 | 🇺🇸 US | Connector Shape: OvalGauge: 18 | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON124 | 🇺🇸 US | Terminal Quantity: 3 | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2701038 | 🇺🇸 US | Includes O-Ring, Seal | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1209 | 🇺🇸 US | Gender: MaleWiring Harness Length: 9.5 In | View on Amazon |
This table covers the harness connectors at the Fuel Tank Pressure Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
9 Fuel Tank Pressure Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, GM GENUINE, SKP and 5 other brands. GM GENUINE PT2782 carries the "Popular" badge.
Part numbers include GM GENUINE PT2782, SKP SKS656 and ACDELCO PT1910, among others listed above.
Garage Door Opener Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2503 | 🇺🇸 US 🇨🇦 CA | Natural3-Way Female | View on Amazon |
This table covers the harness connectors at the Garage Door Opener. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2503.
Glove Box Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Glove Box Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT146.
Headlamp Dimmer Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1399 | 🇺🇸 US | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1598 | 🇺🇸 US | Connector Shape: Rectangleblack | View on Amazon |
This table covers the harness connectors at the Headlamp Dimmer Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Headlamp Dimmer Switch Connector parts for the 2006 Buick Lacrosse come from STANDARD MOTOR PRODUCTS.
This group includes STANDARD MOTOR PRODUCTS S1399 and STANDARD MOTOR PRODUCTS S1598.
Headlamp Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON164 | 🇺🇸 US | Terminal Gender: FemaleTerminal Quantity: 5 | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1184 | 🇺🇸 US | Wiring Harness Length: 7.0 In | View on Amazon |
This table covers the harness connectors at the Headlamp Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Headlamp Relay Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 1 other brand. UNITED MOTOR PRODUCTS CON164 carries the "Popular" badge.
This group includes UNITED MOTOR PRODUCTS CON164, ACDELCO PT2371 and STANDARD MOTOR PRODUCTS HP4655 and the remaining parts above.
Headlamp Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S569 | 🇺🇸 US | Connector Shape: OvalWiring Harness Length (In): 8 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P3959 | 🇺🇸 US | with 8 Terminals | View on Amazon |
This table covers the harness connectors at the Headlamp Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Headlamp Switch Connector parts for the 2006 Buick Lacrosse come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS S569 and WELLS 1P3959.
Headlamp Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | 84779454 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the wiring-harness connectors at the Headlamp. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE 84779454.
Headliner Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2726 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Headliner. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2726.
Heater Air Door Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 | PT2834 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37283 | 🇺🇸 US | Fits 2 Terminal MaleBlendor 2 Terminal Male | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610953 | 🇺🇸 US | Recirculation | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S722 | 🇺🇸 US | Wiring Harness Length (mm): 209.55 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2564 | 🇺🇸 US | Fits with 2 Terminal(s)Black | View on Amazon |
This table covers the harness connectors at the Heater Air Door Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Heater Air Door Actuator Connector parts for the 2006 Buick Lacrosse come from 5 brands — ACDELCO, FOUR SEASONS, ROSTRA and 2 other brands. The "Popular" part is ACDELCO PT2834.
Part numbers include ACDELCO PT2834, FOUR SEASONS 37283 and ROSTRA 610953, among others listed above.
High Mount Brake Light Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2830 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the High Mount Brake Light. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2830.
Hood Ajar Indicator Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2629 | 🇺🇸 US 🇨🇦 CA | OVAL2-WAY FEMALE BLACK | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 87815146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Hood Ajar Indicator Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
GM GENUINE supplies both parts for the 2006 Buick Lacrosse.
This group includes GM GENUINE PT2629 and GM GENUINE 87815146.
Horn Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT1846 | 🇺🇸 US 🇨🇦 CA | 2-WAY FEMALE GRAY | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1718 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3765 | 🇺🇸 US 🇨🇦 CA | SquareGray | View on Amazon |
This table covers the harness connectors at the Horn. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Horn Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and ACDELCO.
This group includes ACDELCO PT1846, GM GENUINE PT1718 and GM GENUINE PT3765.
Idle Air Control (IAC) Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 | 645405 | 🇺🇸 US | 4 Way Female with Leads | View on Amazon |
This table covers the harness connectors at the Idle Air Control (IAC) Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — DORMAN 645405.
Ignition Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2040 | 🇺🇸 US 🇨🇦 CA | 4-WAY FEMALE BLACK | View on Amazon |
This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2040.
Ignition Control Module (ICM) Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT789 | 🇺🇸 US 🇨🇦 CA | Gray14-Way Female | View on Amazon |
| SKP Fits: 3.8L V6 | SKTX3A | 🇺🇸 US | Fits Blackor 2 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1026 | 🇺🇸 US | Gray | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1598 | 🇺🇸 US | with 14 Terminals | View on Amazon |
This table covers the harness connectors at the Ignition Control Module (ICM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Ignition Control Module (ICM) Connector parts for the 2006 Buick Lacrosse come from 4 brands — GM GENUINE, SKP, STANDARD MOTOR PRODUCTS and 1 other brand.
Listed part numbers: GM GENUINE PT789, SKP SKTX3A and STANDARD MOTOR PRODUCTS S1026, plus the other parts above.
Impact / Crash Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1500 | 🇺🇸 US 🇨🇦 CA | Yellowwith Gray Tip | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2610 | 🇺🇸 US | 2 Terminal, Yellow with Gray Tip, Female ConnectorConnects To Side Impact Sensor | View on Amazon |
This table covers the harness connectors at the Impact / Crash Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Impact / Crash Sensor Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and WELLS.
This group includes GM GENUINE PT1500 and WELLS 1P2610.
Inline Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular Fits: 3.8L V6 | 1P2171 | 🇺🇸 US | Fits To Body Harnesswith 1 Terminal(s) | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P2070 | 🇺🇸 US | To Rear Object Sensor Harnesswith 8 Terminals | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610385 | 🇺🇸 US | with 1 Terminal(s)with 1 Female Connectors | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1932 | 🇺🇸 US | To Power Steeringwith 2 Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1992 | 🇺🇸 US | To Instrument Panel Harnesswith 2 Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2017 | 🇺🇸 US | Fits To Body Harnesswith 4 Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1968 | 🇺🇸 US | To Body Harnesswith 7 Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2092 | 🇺🇸 US | To Headliner Harnesswith 16 Terminals | View on Amazon |
This table covers the harness connectors at the Inline. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Inline Connector parts are listed for the 2006 Buick Lacrosse, from WELLS and ROSTRA. WELLS 1P2171 carries the "Popular" badge.
Listed part numbers: WELLS 1P2171, WELLS 1P2070 and ROSTRA 610385, plus the other parts above.
Inside Rear View Mirror Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1404 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1244 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P2613 | 🇺🇸 US | with 16 TerminalsNatural or White | View on Amazon |
This table covers the harness connectors at the Inside Rear View Mirror. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Inside Rear View Mirror Connector parts for the 2006 Buick Lacrosse come from 3 brands — GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: GM GENUINE PT1404, STANDARD MOTOR PRODUCTS S1244 and WELLS 1P2613.
Instrument Panel Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | 15326110 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT3156 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinBlack | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT1008 | 🇺🇸 US 🇨🇦 CA | Gray14-Way Female | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645622 | 🇺🇸 US | Yellow | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645599 | 🇺🇸 US | Yellow | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3833 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1344 | 🇺🇸 US 🇨🇦 CA | Yellow4-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2038 | 🇺🇸 US 🇨🇦 CA | Yellow4-Way Male | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1406 | 🇺🇸 US | with Offset Index SlotsYellow | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1199 | 🇺🇸 US | Gray | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1864 | 🇺🇸 US | Theft Deterrent IndicatorInstrument Lamp Connector | View on Amazon |
This table covers the harness connectors at the Instrument Panel. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
11 Instrument Panel Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, DORMAN, STANDARD MOTOR PRODUCTS and 1 other brand. GM GENUINE 15326110 carries the "Popular" badge.
Knock / Detonation Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT3846 | 🇺🇸 US 🇨🇦 CA | Inline To Engine HarnessStarter Motor X1 | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S1214 | 🇺🇸 US | Contact Terminal Material: Metal | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1233 | 🇺🇸 US 🇨🇦 CA | Gray1-Way Female | View on Amazon |
| SKP Fits: 3.8L V6 | SKS1024 | 🇺🇸 US | Fits Black and Orang | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON15 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1432 | 🇺🇸 US | with 1 Terminal(s) | View on Amazon |
This table covers the harness connectors at the Knock / Detonation Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Knock / Detonation Sensor Connector parts for the 2006 Buick Lacrosse come from 5 brands — GM GENUINE, STANDARD MOTOR PRODUCTS, SKP and 2 other brands. The "Popular" part is GM GENUINE PT3846.
This group includes GM GENUINE PT3846, STANDARD MOTOR PRODUCTS S1214 and GM GENUINE PT1233 and the remaining parts above.
License Plate Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2629 | 🇺🇸 US 🇨🇦 CA | OVAL2-WAY FEMALE BLACK | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 87815146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the License Plate Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
GM GENUINE supplies both parts for the 2006 Buick Lacrosse.
This group includes GM GENUINE PT2629 and GM GENUINE 87815146.
Liftgate Object Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3707 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Liftgate Object Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE PT3707.
Manifold Pressure (MAP) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT1799 | 🇺🇸 US 🇨🇦 CA | GRAY3-WAY FEMALE | View on Amazon |
| SKP Popular Fits: 3.8L V6 | SKS1038 | 🇺🇸 US | Fits Black and Orang | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3043 | 🇺🇸 US 🇨🇦 CA | Black with Blue Lock3-Way Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4155 | 🇺🇸 US | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S952 | 🇺🇸 US | Graywith 3 Female Terminals | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON199 | 🇺🇸 US | with 3 Female Terminalswith Gray Connector | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2701044 | 🇺🇸 US | Includes O-Ring, Seal | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1544 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Manifold Pressure (MAP) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Manifold Pressure (MAP) Sensor Connector parts for the 2006 Buick Lacrosse come from 6 brands — GM GENUINE, STANDARD MOTOR PRODUCTS, SKP and 3 other brands. The "Popular" part is GM GENUINE PT1799.
Listed part numbers: GM GENUINE PT1799, SKP SKS1038 and GM GENUINE PT3043, plus the other parts above.
Map / Reading Light Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT2834 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
This table covers the harness connectors at the Map / Reading Light. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — ACDELCO PT2834.
Mass Air Flow (MAF) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2785 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON17 | 🇺🇸 US | with 5 Female Terminalswith Black and Purple Connector | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645500 | 🇺🇸 US | Wiring Harness Length: 17.25 InBlack | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610122 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4796 | 🇺🇸 US | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1262 | 🇺🇸 US | Terminal Quantity: 5 | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2701134 | 🇺🇸 US | Black and Purple5 Terminal Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2072 | 🇺🇸 US | with 5 TerminalsBlack | View on Amazon |
This table covers the harness connectors at the Mass Air Flow (MAF) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Mass Air Flow (MAF) Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, GM GENUINE, UNITED MOTOR PRODUCTS and 4 other brands. GM GENUINE PT2785 carries the "Popular" badge.
Part numbers include GM GENUINE PT2785, UNITED MOTOR PRODUCTS CON17 and DORMAN 645500, among others listed above.
Multi-Function Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P1184 | 🇺🇸 US | Wiring Harness Length: 7.0 In | View on Amazon |
This table covers the harness connectors at the Multi-Function Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — WELLS 1P1184.
Multi-Function Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P1651 | 🇺🇸 US | with 8 Terminals | View on Amazon |
This table covers the harness connectors at the Multi-Function Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P1651.
Neutral Safety Switch / Range Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S2028 | 🇺🇸 US | Color Code Black and Redwith 10 Female Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1076 | 🇺🇸 US | Greenwith 6 Female Terminals | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P3374 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Neutral Safety Switch / Range Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Neutral Safety Switch / Range Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS S2028, STANDARD MOTOR PRODUCTS S1076 and WELLS 1P3374.
Oil Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.8L V6 | 610108 | 🇺🇸 US | with 2 Terminal(s)with 1 Female Connectors | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3855 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610106 | 🇺🇸 US | with 3 Terminal(s)with 1 Female Connectors | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1362 | 🇺🇸 US | Connector Shape: OblongTerminal Quantity: 2 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2388 | 🇺🇸 US | Mounting Hardware Included: No | View on Amazon |
This table covers the harness connectors at the Oil Level Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Oil Level Sensor Connector parts for the 2006 Buick Lacrosse come from 3 brands — ROSTRA, WELLS and GM GENUINE. The "Popular" part is ROSTRA 610108.
Listed part numbers: ROSTRA 610108, GM GENUINE PT3855 and ROSTRA 610106, plus the other parts above.
Oil Pressure Gauge Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3829 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Oil Pressure Gauge. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT3829.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 | PT2319 | 🇺🇸 US 🇨🇦 CA | GoldTerminal Gender: Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP4440 | 🇺🇸 US | Handypack | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645785 | 🇺🇸 US | 3 Way Female Connector, Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2783 | 🇺🇸 US 🇨🇦 CA | LT Green4-Way Female | View on Amazon |
| SKP Fits: 3.8L V6 | SKS638 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S955 | 🇺🇸 US | Greenwith 2 Female Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S638 | 🇺🇸 US | Connector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S619 | 🇺🇸 US | Connector Shape: RoundTerminal Type: Blade | View on Amazon |
This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Oil Pressure Sender / Switch Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, ACDELCO, DORMAN and 2 other brands. ACDELCO PT2319 carries the "Popular" badge.
This group includes ACDELCO PT2319, STANDARD MOTOR PRODUCTS HP4440 and DORMAN 645785 and the remaining parts above.
On-Board Diagnostic (OBD) Port Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P1474 | 🇺🇸 US | Universal Type | View on Amazon |
This table covers the harness connectors at the On-Board Diagnostic (OBD) Port. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P1474.
Outside Mirror & Glass Assembly Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P3984 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Outside Mirror & Glass Assembly. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P3984.
Outside Mirror Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT150 | 🇺🇸 US 🇨🇦 CA | Natural10-Way Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1065 | 🇺🇸 US | Connector Shape: RectangleNumber of Splice Connectors Included: 10 | View on Amazon |
This table covers the harness connectors at the Outside Mirror Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Outside Mirror Switch Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
This group includes GM GENUINE PT150 and STANDARD MOTOR PRODUCTS S1065.
Oxygen (O2) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.8L V6 | 645668 | 🇺🇸 US | Black | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON14 | 🇺🇸 US | with 4 Female Terminalswith Gray and Blue Connector | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT1373 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2786 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1069 | 🇺🇸 US 🇨🇦 CA | Gray4-Way Female | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2054 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S912 | 🇺🇸 US | Upstream SensorColor Code Black and Blue | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S926 | 🇺🇸 US | Downstream Sensorwhite | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1677 | 🇺🇸 US | 4 Terminal, Gray Housing, Square Shape, Male Connector, Body Side | View on Amazon |
This table covers the harness connectors at the Oxygen (O2) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
9 Oxygen (O2) Sensor Connector parts for the 2006 Buick Lacrosse come from 6 brands — GM GENUINE, STANDARD MOTOR PRODUCTS, DORMAN and 3 other brands. The "Popular" part is DORMAN 645668.
Listed part numbers: DORMAN 645668, UNITED MOTOR PRODUCTS CON14 and ACDELCO PT1373, plus the other parts above.
Park Assist (PAS) Camera Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT242 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S908 | 🇺🇸 US | Connector Shape: SquareWiring Harness Length (mm): 457.2 | View on Amazon |
This table covers the harness connectors at the Park Assist (PAS) Camera Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Park Assist (PAS) Camera Module Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE PT242 and STANDARD MOTOR PRODUCTS S908.
Parking / Turn Signal Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.8L V6 | 645131 | 🇺🇸 US | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT114 | 🇺🇸 US 🇨🇦 CA | Shape: RectangularBlack | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610390 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S569 | 🇺🇸 US | Connector Shape: OvalWiring Harness Length (In): 8 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1050 | 🇺🇸 US | Wiring Harness Length: 8.38 In | View on Amazon |
This table covers the harness connectors at the Parking / Turn Signal Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Parking / Turn Signal Lamp Connector parts for the 2006 Buick Lacrosse come from 5 brands — DORMAN, GM GENUINE, ROSTRA and 2 other brands. The "Popular" part is DORMAN 645131.
Listed part numbers: DORMAN 645131, GM GENUINE PT114 and ROSTRA 610390, plus the other parts above.
Parking Aid Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | 84999471 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2626 | 🇺🇸 US 🇨🇦 CA | Rear3-WAY FEMALE BLACK | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2024 | 🇺🇸 US | Wiring Harness Length: 16.0 In | View on Amazon |
This table covers the harness connectors at the Parking Aid Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Parking Aid Sensor Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and WELLS.
Listed part numbers: GM GENUINE 84999471, GM GENUINE PT2626 and WELLS 1P2024.
Parking Brake Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 3.8L V6 | 610842 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1882 | 🇺🇸 US | Wiring Harness Length: 10.5 In | View on Amazon |
This table covers the harness connectors at the Parking Brake Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Parking Brake Switch Connector parts are listed for the 2006 Buick Lacrosse, from ROSTRA and WELLS.
Listed part numbers: ROSTRA 610842 and WELLS 1P1882.
Power Seat Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1387 | 🇺🇸 US | Yellowwith 2 Male Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1104 | 🇺🇸 US | Connector Shape: RectangleGender: Female | View on Amazon |
This table covers the harness connectors at the Power Seat Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
STANDARD MOTOR PRODUCTS supplies both parts for the 2006 Buick Lacrosse.
Listed part numbers: STANDARD MOTOR PRODUCTS S1387 and STANDARD MOTOR PRODUCTS S1104.
Power Seat Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2882 | 🇺🇸 US 🇨🇦 CA | Shape: SquareBlack | View on Amazon |
This table covers the harness connectors at the Power Seat Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2882.
Power Window Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2882 | 🇺🇸 US 🇨🇦 CA | Shape: SquareBlack | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 | PT1346 | 🇺🇸 US 🇨🇦 CA | BlackConnector | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2372 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1208 | 🇺🇸 US 🇨🇦 CA | RightBrown | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S804 | 🇺🇸 US | Length (In): 0.875Wire Gauge (GA): 14 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P4008 | 🇺🇸 US | with 6 Terminals | View on Amazon |
This table covers the harness connectors at the Power Window Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Power Window Switch Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, ACDELCO, STANDARD MOTOR PRODUCTS and 1 other brand. GM GENUINE PT2882 carries the "Popular" badge.
Listed part numbers: GM GENUINE PT2882, GM GENUINE PT1346 and ACDELCO PT2372, plus the other parts above.
Powertrain Control Module (PCM) Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | 167504 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P3960 | 🇺🇸 US | without 73 Terminalswith 73 Terminals | View on Amazon |
This table covers the harness connectors at the Powertrain Control Module (PCM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Powertrain Control Module (PCM) Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE and WELLS.
This group includes GM GENUINE 167504 and WELLS 1P3960.
Radiator Fan Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.8L V6 | 610045 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | HP4430 | 🇺🇸 US | Handypack | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2304 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37213 | 🇺🇸 US | 2 Terminal Male | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT189 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S568 | 🇺🇸 US | Connector Shape: OvalWiring Harness Length (mm): 196.85 | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON87 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1028 | 🇺🇸 US | Wiring Harness Length: 8.25 In | View on Amazon |
This table covers the harness connectors at the Radiator Fan Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Radiator Fan Motor Connector parts for the 2006 Buick Lacrosse come from 7 brands — STANDARD MOTOR PRODUCTS, ROSTRA, ACDELCO and 4 other brands. The "Popular" part is ROSTRA 610045.
Part numbers include ROSTRA 610045, STANDARD MOTOR PRODUCTS HP4430 and ACDELCO PT2304, among others listed above.
Radiator Fan Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON164 | 🇺🇸 US | Terminal Gender: FemaleTerminal Quantity: 5 | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37232 | 🇺🇸 US | 5 Terminal MaleMini Terminal | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610138 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
This table covers the harness connectors at the Radiator Fan Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Radiator Fan Relay Connector parts for the 2006 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS S803.
Part numbers include STANDARD MOTOR PRODUCTS S803, UNITED MOTOR PRODUCTS CON164 and ACDELCO PT2371, among others listed above.
Radio Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| METRA Fits: 3.8L V6 | 7120031 | 🇺🇸 US | OEM Radio HarnessFor OEM Radio | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1059 | 🇺🇸 US | Wire Gauge (GA): 16, 20 | View on Amazon |
This table covers the harness connectors at the Radio. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Radio Connector parts are listed for the 2006 Buick Lacrosse, from METRA and STANDARD MOTOR PRODUCTS.
Part numbers include METRA 7120031 and STANDARD MOTOR PRODUCTS S1059.
Radio Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2887 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Radio Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT2887.
Repair Harness
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.8L V6 | 610825 | 🇺🇸 US | with 8 Terminal(s)with 1 Female Connectors | View on Amazon |
| ATP Fits: 3.8L V6 | JE25 | 🇺🇸 US | Round | View on Amazon |
| ATP Fits: 3.8L V6 | JE34 | 🇺🇸 US | External Repair/Test Harness (20 Pins, White Wires) | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610724 | 🇺🇸 US | with 10 Terminal(s)with 1 Female Connectors | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1584 | 🇺🇸 US | with 10 TerminalsFemale End | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1591 | 🇺🇸 US | with 8 Terminalswith Female Connector | View on Amazon |
This table covers the Repair harnesses.
6 Repair Harness parts for the 2006 Buick Lacrosse come from 3 brands — ROSTRA, ATP and WELLS. The "Popular" part is ROSTRA 610825.
This group includes ROSTRA 610825, ATP JE25 and ATP JE34 and the remaining parts above.
Seat Belt Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2726 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1387 | 🇺🇸 US | Harness Connector | View on Amazon |
This table covers the harness connectors at the Seat Belt Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Seat Belt Switch Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE PT2726 and STANDARD MOTOR PRODUCTS S1387.
Seat Lumbar Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT1346 | 🇺🇸 US 🇨🇦 CA | BlackConnector | View on Amazon |
This table covers the harness connectors at the Seat Lumbar Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT1346.
Shift Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S633 | 🇺🇸 US | Black | View on Amazon |
This table covers the harness connectors at the Shift Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — STANDARD MOTOR PRODUCTS S633.
Side Marker Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT247 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Side Marker Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE PT247.
Speaker Amplifier Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | 85576725 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 13591061 | 🇺🇸 US 🇨🇦 CA | GREEN16-WAY FEMALE | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1426 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Speaker Amplifier. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Speaker Amplifier Connector parts for the 2006 Buick Lacrosse come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
This group includes GM GENUINE 85576725, GM GENUINE 13591061 and STANDARD MOTOR PRODUCTS S1426.
Speaker Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT3835 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| METRA Popular Fits: 3.8L V6 | 724568 | 🇺🇸 US | TURBOWireSpeaker Harness | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3836 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1012 | 🇺🇸 US | Terminal Gender: Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1663 | 🇺🇸 US | Gender: Male | View on Amazon |
This table covers the harness connectors at the Speaker. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Speaker Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, WELLS and METRA. GM GENUINE PT3835 carries the "Popular" badge.
Listed part numbers: GM GENUINE PT3835, METRA 724568 and GM GENUINE PT146, plus the other parts above.
Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.8L V6 | SKTX3A | 🇺🇸 US | Fits Blackor 2 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | TX3A | 🇺🇸 US | Wiring Harness Length (mm): 158.75Black | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1006 | 🇺🇸 US | Connector Shape: OblongWiring Harness Length: 9.5 In | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2386 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645782 | 🇺🇸 US | View on Amazon | |
| GM GENUINE Fits: 3.8L V6 | PT2437 | 🇺🇸 US 🇨🇦 CA | Terminal Type: PinBlack | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1798 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP3840 | 🇺🇸 US | HandypackWiring Harness Length (mm): 158.75 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1487 | 🇺🇸 US | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON203 | 🇺🇸 US | Transmission Output | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 | 2111500 | 🇺🇸 US | Terminal Quantity: 2Includes O-Ring | View on Amazon |
This table covers the harness connectors at the Speed Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
11 Speed Sensor Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, GM GENUINE, SKP and 5 other brands. SKP SKTX3A carries the "Popular" badge.
Starter Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1029 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Starter Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1029.
Steering Wheel Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P4208 | 🇺🇸 US | Angle Sensor | View on Amazon |
This table covers the harness connectors at the Steering Wheel Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — WELLS 1P4208.
Sun Visor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Sun Visor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE PT146.
Sunroof / Sunshade Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT796 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1618 | 🇺🇸 US | Connector Shape: RectangleWire Gauge (GA): 20 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2190 | 🇺🇸 US | with 5 TerminalsBlack | View on Amazon |
This table covers the harness connectors at the Sunroof / Sunshade Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Sunroof / Sunshade Switch Connector parts for the 2006 Buick Lacrosse come from 3 brands — GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include GM GENUINE PT796, STANDARD MOTOR PRODUCTS S1618 and WELLS 1P2190.
Sunroof Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1275 | 🇺🇸 US | View on Amazon |
This table covers the wiring-harness connectors at the Sunroof. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
One part is listed for the 2006 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1275.
Tail Lamp Assembly Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2623 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| FAMOUS BRAND Fits: 3.8L V6 | PTA1448 | 🇺🇸 US 🇨🇦 CA | Tail Lamp Repair Connector | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT3833 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1491 | 🇺🇸 US | Connector Shape: Oval | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1050 | 🇺🇸 US | Wiring Harness Length: 8.38 In | View on Amazon |
This table covers the harness connectors at the Tail Lamp Assembly. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Tail Lamp Assembly Connector parts for the 2006 Buick Lacrosse come from 4 brands — GM GENUINE, FAMOUS BRAND, STANDARD MOTOR PRODUCTS and 1 other brand. The "Popular" part is GM GENUINE PT2623.
This group includes GM GENUINE PT2623, FAMOUS BRAND PTA1448 and GM GENUINE PT3833 and the remaining parts above.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.8L V6 | SKTX3A | 🇺🇸 US | Black2 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | TX3A | 🇺🇸 US | Wiring Harness Length (mm): 158.75Black | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1006 | 🇺🇸 US | Connector Shape: OblongWiring Harness Length: 9.5 In | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2386 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 | 37231 | 🇺🇸 US | 2 Terminal Malewith Oval Connector | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2183 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610011 | 🇺🇸 US | View on Amazon | |
| SKP Fits: 3.8L V6 | SKS1024 | 🇺🇸 US | Fits Black and Orang | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP3840 | 🇺🇸 US | HandypackWiring Harness Length (mm): 158.75 | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON5 | 🇺🇸 US | View on Amazon | |
| WALKER PRODUCTS Fits: 3.8L V6 | 2111500 | 🇺🇸 US | Terminal Quantity: 2Includes O-Ring | View on Amazon |
This table covers the harness connectors at the Temperature Sender / Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
11 Temperature Sender / Sensor Connector parts for the 2006 Buick Lacrosse come from 9 brands — SKP, STANDARD MOTOR PRODUCTS, WELLS and 6 other brands. The "Popular" part is SKP SKTX3A.
Throttle Actuator Control Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 | 645234 | 🇺🇸 US | 6 Cavity | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1475 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinBlack | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610709 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P2399 | 🇺🇸 US | with 6 TerminalsBlack | View on Amazon |
This table covers the harness connectors at the Throttle Actuator Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Throttle Actuator Control Module Connector parts for the 2006 Buick Lacrosse come from 4 brands — DORMAN, GM GENUINE, ROSTRA and 1 other brand.
Listed part numbers: DORMAN 645234, GM GENUINE PT1475 and ROSTRA 610709, plus the other parts above.
Throttle Position Sensor (TPS) Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT3751 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1419 | 🇺🇸 US | Connector Shape: OvalGender: Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1065 | 🇺🇸 US | Terminal Gender: Female | View on Amazon |
This table covers the harness connectors at the Throttle Position Sensor (TPS). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Throttle Position Sensor (TPS) Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.
This group includes GM GENUINE PT3751, STANDARD MOTOR PRODUCTS S1419 and WELLS 1P1065.
Trailer Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT Fits: 3.8L V6 | 56340 | 🇺🇸 US | Custom Wiring Harness4-Way Flat | View on Amazon |
This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — CURT 56340.
Transmission Fluid Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.8L V6 | 1P1364 | 🇺🇸 US | Fits with 2 Terminalsor with 2 Terminal(s)Manual Trans | View on Amazon |
This table covers the harness connectors at the Transmission Fluid Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P1364.
Transmission-Automatic Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.8L V6 | 3500083 | 🇺🇸 US | GM Universal External Repair & Test Harness 20 Pins & White Wires | View on Amazon |
| ROSTRA Popular Fits: 3.8L V6 | 3500075 | 🇺🇸 US | Universal Internal Wire Harness | View on Amazon |
| ATP Fits: 3.8L V6 | JE24 | 🇺🇸 US | with 7-Pin Clip InPosition: Internal | View on Amazon |
| ATP Fits: 3.8L V6 | JE31 | 🇺🇸 US | View on Amazon | |
| PIONEER Fits: 3.8L V6 | 772036 | 🇺🇸 US | with 7-Pin Clip InInternal | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1097 | 🇺🇸 US | Connector Shape: RectangleGender: Male | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1695 | 🇺🇸 US | Wiring Harness Length: 16.5 In | View on Amazon |
This table covers the wiring-harness connectors at the Transmission-Automatic. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
7 Transmission-Automatic Wiring Harness / Connector parts are listed for the 2006 Buick Lacrosse, from ROSTRA, ATP, PIONEER and 2 other brands. ROSTRA 3500083 carries the "Popular" badge.
Part numbers include ROSTRA 3500083, ROSTRA 3500075 and ATP JE24, among others listed above.
Trunk / Cargo Area Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Trunk / Cargo Area Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: GM GENUINE PT146.
Trunk Lock Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1684 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1688 | 🇺🇸 US | Terminal Quantity: 4 | View on Amazon |
This table covers the harness connectors at the Trunk Lock Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Trunk Lock Actuator Connector parts for the 2006 Buick Lacrosse come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS S1684 and WELLS 1P1688.
Trunk Release Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
This table covers the harness connectors at the Trunk Release Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Trunk Release Relay Connector parts for the 2006 Buick Lacrosse come from 2 brands — STANDARD MOTOR PRODUCTS and ACDELCO.
This group includes ACDELCO PT2371, STANDARD MOTOR PRODUCTS HP4655 and STANDARD MOTOR PRODUCTS S803.
Turn Signal Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | S1399 | 🇺🇸 US | Black | View on Amazon |
| FAMOUS BRAND Fits: 3.8L V6 | PTA1448 | 🇺🇸 US 🇨🇦 CA | Turn Signal Lamp Connector | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610390 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1050 | 🇺🇸 US | Wiring Harness Length: 8.38 In | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1651 | 🇺🇸 US | with 8 Terminals | View on Amazon |
This table covers the harness connectors at the Turn Signal Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Turn Signal Switch Connector parts are listed for the 2006 Buick Lacrosse, from WELLS, STANDARD MOTOR PRODUCTS, FAMOUS BRAND and 1 other brand. STANDARD MOTOR PRODUCTS S1399 carries the "Popular" badge.
This group includes STANDARD MOTOR PRODUCTS S1399, FAMOUS BRAND PTA1448 and ROSTRA 610390 and the remaining parts above.
Vapor Canister Purge Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2784 | 🇺🇸 US 🇨🇦 CA | Red2-Way Female | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1479 | 🇺🇸 US | Gender: MaleWiring Harness Length: 15.5 In | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645631 | 🇺🇸 US | Red | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2044 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4625 | 🇺🇸 US | HandypackTerminal Type: Blade Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1350 | 🇺🇸 US | Length (In): 1.125Terminal Type: Blade Terminals | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON19 | 🇺🇸 US | Color: Gray/BlueTerminal Gender: Female | View on Amazon |
This table covers the harness connectors at the Vapor Canister Purge Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
7 Vapor Canister Purge Valve / Solenoid Connector parts for the 2006 Buick Lacrosse come from 5 brands — GM GENUINE, STANDARD MOTOR PRODUCTS, WELLS and 2 other brands. The "Popular" part is GM GENUINE PT2784.
This group includes GM GENUINE PT2784, WELLS 1P1479 and DORMAN 645631 and the remaining parts above.
Vapor Canister Vent Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2784 | 🇺🇸 US 🇨🇦 CA | Red2-Way Female | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1479 | 🇺🇸 US | Gender: MaleWiring Harness Length: 15.5 In | View on Amazon |
| DORMAN Fits: 3.8L V6 | 645631 | 🇺🇸 US | Red | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4625 | 🇺🇸 US | HandypackTerminal Type: Blade Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1350 | 🇺🇸 US | Length (In): 1.125Terminal Type: Blade Terminals | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON19 | 🇺🇸 US | Color: Gray/BlueTerminal Gender: Female | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1793 | 🇺🇸 US | Gender: Male FemaleWiring Harness Length: 5.5 In | View on Amazon |
This table covers the harness connectors at the Vapor Canister Vent Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
7 Vapor Canister Vent Valve / Solenoid Connector parts for the 2006 Buick Lacrosse come from 5 brands — WELLS, STANDARD MOTOR PRODUCTS, GM GENUINE and 2 other brands. The "Popular" part is GM GENUINE PT2784.
This group includes GM GENUINE PT2784, WELLS 1P1479 and DORMAN 645631 and the remaining parts above.
Variable Power Steering Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2830 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
This table covers the harness connectors at the Variable Power Steering Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2006 Buick Lacrosse — GM GENUINE PT2830.
Variable Valve Timing (VVT) Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1716 | 🇺🇸 US | Connector Shape: OvalWire Gauge (GA): 14 | View on Amazon |
This table covers the harness connectors at the Variable Valve Timing (VVT) Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1716.
Washer Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 | TX3A | 🇺🇸 US | Wiring Harness Length (mm): 158.75Black | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P1006 | 🇺🇸 US | Connector Shape: OblongWiring Harness Length: 9.5 In | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2386 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1798 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610108 | 🇺🇸 US | View on Amazon | |
| SKP Fits: 3.8L V6 | SKTX3A | 🇺🇸 US | Fits Blackor 2 Terminal Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP3840 | 🇺🇸 US | HandypackWiring Harness Length (mm): 158.75 | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON203 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Washer Fluid Level Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
8 Washer Fluid Level Sensor Connector parts for the 2006 Buick Lacrosse come from 7 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 4 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS TX3A.
Listed part numbers: STANDARD MOTOR PRODUCTS TX3A, WELLS 1P1006 and ACDELCO PT2386, plus the other parts above.
Washer Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2830 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610108 | 🇺🇸 US | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1330 | 🇺🇸 US | Black | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1362 | 🇺🇸 US | Connector Shape: OblongTerminal Quantity: 2 | View on Amazon |
This table covers the harness connectors at the Washer Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Washer Pump Connector parts for the 2006 Buick Lacrosse come from 4 brands — GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.
This group includes GM GENUINE PT2830, ROSTRA 610108 and STANDARD MOTOR PRODUCTS S1330 and the remaining parts above.
Washer Pump Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular Fits: 3.8L V6 | CON164 | 🇺🇸 US | Terminal Gender: FemaleTerminal Quantity: 5 | View on Amazon |
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1184 | 🇺🇸 US | Wiring Harness Length: 7.0 In | View on Amazon |
This table covers the harness connectors at the Washer Pump Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Washer Pump Relay Connector parts are listed for the 2006 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 1 other brand. UNITED MOTOR PRODUCTS CON164 carries the "Popular" badge.
Part numbers include UNITED MOTOR PRODUCTS CON164, ACDELCO PT2371 and STANDARD MOTOR PRODUCTS HP4655, among others listed above.
Window Defroster Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 | PT2645 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1329 | 🇺🇸 US | Length (In): 1Wiring Harness Length (In): 17.5 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2077 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Window Defroster Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Window Defroster Motor Connector parts are listed for the 2006 Buick Lacrosse, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: GM GENUINE PT2645, STANDARD MOTOR PRODUCTS S1329 and WELLS 1P2077.
Window Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 | 645200 | 🇺🇸 US | Gray | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT2072 | 🇺🇸 US 🇨🇦 CA | Gray2-Way Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1416 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.8L V6 | 1P1587 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Window Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Window Motor Connector parts are listed for the 2006 Buick Lacrosse, from DORMAN, GM GENUINE, STANDARD MOTOR PRODUCTS and 1 other brand.
Listed part numbers: DORMAN 645200, GM GENUINE PT2072 and STANDARD MOTOR PRODUCTS S1416, plus the other parts above.
Wiper / Washer Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1399 | 🇺🇸 US | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1598 | 🇺🇸 US | Connector Shape: Rectangleblack | View on Amazon |
This table covers the harness connectors at the Wiper / Washer Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Wiper / Washer Switch Connector parts for the 2006 Buick Lacrosse come from STANDARD MOTOR PRODUCTS.
Listed part numbers: STANDARD MOTOR PRODUCTS S1399 and STANDARD MOTOR PRODUCTS S1598.
Wiper Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.8L V6 | PT2887 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| WELLS Popular Fits: 3.8L V6 | 1P2604 | 🇺🇸 US | with 4 TerminalsBlack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | HP4655 | 🇺🇸 US | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S803 | 🇺🇸 US | Connector Shape: SquareWire Gauge (GA): 12, 14 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1265 | 🇺🇸 US | Black | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON18 | 🇺🇸 US | View on Amazon |
This table covers the harness connectors at the Wiper Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
6 Wiper Motor Connector parts for the 2006 Buick Lacrosse come from 4 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, WELLS and 1 other brand. The "Popular" part is GM GENUINE PT2887.
Listed part numbers: GM GENUINE PT2887, WELLS 1P2604 and STANDARD MOTOR PRODUCTS HP4655, plus the other parts above.
Wiper Motor Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 | PT2371 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.8L V6 | CON164 | 🇺🇸 US | Terminal Gender: FemaleTerminal Quantity: 5 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P1184 | 🇺🇸 US | Wiring Harness Length: 7.0 In | View on Amazon |
This table covers the harness connectors at the Wiper Motor Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Wiper Motor Relay Connector parts are listed for the 2006 Buick Lacrosse, from ACDELCO, UNITED MOTOR PRODUCTS and WELLS.
This group includes ACDELCO PT2371, UNITED MOTOR PRODUCTS CON164 and WELLS 1P1184.
Yaw Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.8L V6 | 645234 | 🇺🇸 US | 6 Cavity | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | PT1475 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade PinBlack | View on Amazon |
| ROSTRA Fits: 3.8L V6 | 610709 | 🇺🇸 US | with 6 Terminal(s)with 1 Female Connectors | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 | S1057 | 🇺🇸 US | Connector Shape: OvalLength (In): 1 | View on Amazon |
| WELLS Fits: 3.8L V6 | 1P2399 | 🇺🇸 US | with 6 TerminalsBlack | View on Amazon |
This table covers the harness connectors at the Yaw Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
5 Yaw Sensor Connector parts are listed for the 2006 Buick Lacrosse, from DORMAN, GM GENUINE, ROSTRA and 2 other brands. DORMAN 645234 carries the "Popular" badge.
Listed part numbers: DORMAN 645234, GM GENUINE PT1475 and ROSTRA 610709, plus the other parts above.
Buying Electrical Connector Parts for a 2006 Buick Lacrosse
On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.
- Match the engine first. Every electrical connector part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Blower Motor Control Module / Resistor Connector and ABS Wheel Speed Sensor Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2006 Buick Lacrosse?
Our catalog currently lists 520 electrical connector parts for the 2006 Buick Lacrosse across 131 subcategories and 21 brands, covering both the 3.6L V6 and the 3.8L V6. Each part is matched to the engine(s) it fits.
Do electrical connector parts differ between 2006 Buick Lacrosse engines?
Yes. Every electrical connector part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical connector problems on a 2006 Buick Lacrosse?
Common symptoms include intermittent faults that move when the harness is wiggled, green corrosion inside a plug, or melted connector housings near heat sources. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2006 Buick Lacrosse was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2006 Buick Lacrosse?
First match the engine — each row shows which engine(s) the part fits. Then match the connector by terminal count and keyway, not just appearance — many families look identical but will not lock. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2006 Buick Lacrosse
Electrical Connector Parts for Other Buick Lacrosse Years
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