This page lists 147 electrical connector parts for the 2016 Buick Lacrosse, across 55 part types, covering both the 2.4L L4 and the 3.6L V6. Every part shows its brand, manufacturer part number and fitment notes.
The connector system on the 2016 Buick Lacrosse supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. The largest groups are Blower Motor Control Module / Resistor Connector (11 parts), Fuel Injector Connector (8 parts) and Fuel Injection Pressure Sensor Connector (7 parts). The other 52 part types cover the remaining 121 parts.
The 2016 Buick Lacrosse was sold with both the 2.4L L4 and the 3.6L V6. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2016 Buick Lacrosse electrical connector parts are STANDARD MOTOR PRODUCTS (57 parts), WELLS (32 parts) and ACDELCO (10 parts), plus 13 more brands.
19 parts on this 2016 Buick Lacrosse page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS HP4440 (A/C Refrigerant Pressure Switch Connector) and GPD 1713422 (Blower Motor Control Module / Resistor Connector). Click any part number to see every vehicle that part fits.
A/C Refrigerant Pressure Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP4440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Handypack | View on Amazon |
| WELLS Popular Fits: 3.6L V6 | 1P1065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2319 | 🇺🇸 US 🇨🇦 CA | GoldTerminal Gender: Female | View on Amazon |
| FOUR SEASONS Fits: 3.6L V6 | 37236 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 3 Terminal Male | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610225 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S619 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RoundTerminal Type: Blade | 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.
6 A/C Refrigerant Pressure Switch Connector parts for the 2016 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS HP4440.
This group includes STANDARD MOTOR PRODUCTS HP4440, WELLS 1P1065 and ACDELCO PT2319 and the remaining parts above.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Fits: 3.6L V6 | 2HAR0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | ALH297 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P3377 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Butt Connectors | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P3407 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Type: Blade Pin | 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.
4 ABS Wheel Speed Sensor Connector parts are listed for the 2016 Buick Lacrosse, from WELLS, HOLSTEIN and STANDARD MOTOR PRODUCTS.
This group includes HOLSTEIN 2HAR0035, STANDARD MOTOR PRODUCTS ALH297 and WELLS 1P3377 and the remaining parts above.
Accelerator Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 3.6L V6 | 610483 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P1849 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
3 Accelerator Pedal Position Sensor Connector parts are listed for the 2016 Buick Lacrosse, from ROSTRA, STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include ROSTRA 610483, STANDARD MOTOR PRODUCTS S1048 and WELLS 1P1849.
AIR / Smog Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P4207 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 2 Terminals | 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.
This group shows a single part: WELLS 1P4207.
Air Bag Clockspring Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3942 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4 Terminals | View on Amazon |
This table covers the harness connectors at the Air Bag Clockspring. 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 1P3942.
Ambient Air Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.6L V6 | PT2307 | 🇺🇸 US 🇨🇦 CA | GoldShape: Rectangle | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610285 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S717 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Attachment Method: Push OnIncludes Interior Lamp Switch | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1364 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
4 Ambient Air Temperature Sensor Connector parts are listed for the 2016 Buick Lacrosse, from ACDELCO, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.
Part numbers include ACDELCO PT2307, ROSTRA 610285 and STANDARD MOTOR PRODUCTS S717, among others listed above.
Blind Spot Detection Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2507 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Left | View on Amazon |
This table covers the harness connectors at the Blind Spot Detection 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 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2507.
Blower Motor Control Module / Resistor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Popular Fits: 3.6L V6 | 1713422 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blower Motor Resistor Pigtailwith 6 Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S1353 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Length (In): 1 | View on Amazon |
| WELLS Popular Fits: 3.6L V6 | 1P2711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| FOUR SEASONS Fits: 3.6L V6 | 37274 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 2 Terminal Male | View on Amazon |
| FOUR SEASONS Fits: 3.6L V6 | 70057 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 6 Terminal Male | View on Amazon |
| HOLSTEIN Fits: 3.6L V6 | 2HAR0004 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 2 Terminals | View on Amazon |
| HOLSTEIN Fits: 3.6L V6 | 2HAR0026 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multiple Connectors Required6 Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1353HT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Streak | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1702 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 6 Terminal(s) | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1702HT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Streak | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P2659 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 6 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.
11 Blower Motor Control Module / Resistor Connector parts for the 2016 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, WELLS, FOUR SEASONS and 2 other brands. The "Popular" part is GPD 1713422.
Brake Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular Fits: 3.6L V6 | 610108 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP4720 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Oval | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2307 | 🇺🇸 US 🇨🇦 CA | GoldShape: Rectangle | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S575 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalHarness Length | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2701130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: MaleWiring Harness Length: 180.00 mm | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1362 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OblongTerminal Quantity: 2 | 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.
6 Brake Fluid Level Sensor Connector parts for the 2016 Buick Lacrosse come from 5 brands — STANDARD MOTOR PRODUCTS, ROSTRA, ACDELCO and 2 other brands. The "Popular" part is ROSTRA 610108.
Listed part numbers: ROSTRA 610108, STANDARD MOTOR PRODUCTS HP4720 and ACDELCO PT2307, plus the other parts above.
Brake Pedal Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Type: Blade | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P4126 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brake Pedal 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.
2 Brake Pedal Connector parts for the 2016 Buick Lacrosse come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS S2506 and WELLS 1P4126.
Camshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.6L V6 | SKS577 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located At Fuel Rail with 3 female terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1458 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ULTRA-POWER Fits: 3.6L V6 | 2701089 | 🇺🇸 US 🇨🇦 CA | Cam Position Sensor Connector | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2701089 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P2565 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
5 Camshaft Position Sensor Connector parts are listed for the 2016 Buick Lacrosse, from SKP, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 2 other brands. SKP SKS577 carries the "Popular" badge.
Listed part numbers: SKP SKS577, STANDARD MOTOR PRODUCTS S1458 and ULTRA-POWER 2701089, plus the other parts above.
Crankshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1497 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P2557 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
2 Crankshaft Position Sensor Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS S1497 and WELLS 1P2557.
Dome Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3305 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4 Terminalswith Female Connector | 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.
This group shows a single part: WELLS 1P3305.
Door Lock Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1746 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Length (In): 1.125Black | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1746.
EEC Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP3810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Polygon | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S654 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: PolygonLength (In): 1 | View on Amazon |
This table covers the harness connectors at the EEC 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.
STANDARD MOTOR PRODUCTS supplies both parts for the 2016 Buick Lacrosse.
This group includes STANDARD MOTOR PRODUCTS HP3810 and STANDARD MOTOR PRODUCTS S654.
EGR Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Fits: 3.6L V6 | SKS575 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2016 Buick Lacrosse — SKP SKS575.
Engine Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3968 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 2 Terminals | 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.
This group shows a single part: WELLS 1P3968.
Flex Fuel Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2892 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Flex Fuel | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P3387 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the harness connectors at the Flex Fuel 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 Flex Fuel Sensor Connector parts for the 2016 Buick Lacrosse come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS S2892 and WELLS 1P3387.
Fog / Driving Lamp Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S553 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalContact Terminal Material: Metal | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2298 | 🇺🇸 US 🇨🇦 CA | GoldHeight (In): 1.5 in | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610001 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP3835 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Oval | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P2076 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
5 Fog / Driving Lamp Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, ACDELCO, ROSTRA and 1 other brand. STANDARD MOTOR PRODUCTS S553 carries the "Popular" badge.
Listed part numbers: STANDARD MOTOR PRODUCTS S553, ACDELCO PT2298 and ROSTRA 610001, plus the other parts above.
Fuel Injection Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S577 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wire Gauge (GA): 16 | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S1713 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located at Fuel Tank | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2308 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610135 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP4335 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Handypack | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1020 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located on Fuel Rail | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P3409 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located in Fuel Line | View on Amazon |
This table covers the harness connectors at the Fuel Injection 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.
7 Fuel Injection Pressure Sensor Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 1 other brand. STANDARD MOTOR PRODUCTS S577 carries the "Popular" badge.
This group includes STANDARD MOTOR PRODUCTS S577, STANDARD MOTOR PRODUCTS S1713 and ACDELCO PT2308 and the remaining parts above.
Fuel Injector Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP3945 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Square | View on Amazon |
| WELLS Popular Fits: 3.6L V6 | 1P1344 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Type: BladeWiring Harness Length: 8.5 In | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| GB REMANUFACTURING Fits: 3.6L V6 | 5191 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| HOLSTEIN Fits: 3.6L V6 | 2HAR0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| SKP Fits: 3.6L V6 | SKS824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareHarness Length | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S958 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareNumber of Splice Connectors Included: 6 | 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.
8 Fuel Injector Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 3 other brands. STANDARD MOTOR PRODUCTS HP3945 carries the "Popular" badge.
Part numbers include STANDARD MOTOR PRODUCTS HP3945, WELLS 1P1344 and ACDELCO PT2160, among others listed above.
Fuel Pump / Circuit Opening Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P4004 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
This group shows a single part: WELLS 1P4004.
Fuel Sending Unit Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2904 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2904.
Fuel Tank Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.6L V6 | PT2612 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 3.6L V6 | PT1401 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | PT2648 | 🇺🇸 US 🇨🇦 CA | GRAY3-WAY FEMALE | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | PT2391 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | PT2877 | 🇺🇸 US 🇨🇦 CA | Natural4-Way Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1243 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RectangleGauge: 18-12 Gauge | 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.
6 Fuel Tank Connector parts are listed for the 2016 Buick Lacrosse, from GM GENUINE and STANDARD MOTOR PRODUCTS. GM GENUINE PT2612 carries the "Popular" badge.
Listed part numbers: GM GENUINE PT2612, GM GENUINE PT1401 and GM GENUINE PT2648, plus the other parts above.
Fuel Tank Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1445 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8 | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1445.
Horn Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.6L V6 | 645215 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 2 Cavity Female | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610059 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | 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.
2 Horn Connector parts for the 2016 Buick Lacrosse come from 2 brands — DORMAN and ROSTRA.
This group includes DORMAN 645215 and ROSTRA 610059.
Ignition Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1589 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 3.6L V6 | CON215 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P3295 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
3 Ignition Coil Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS S1589, UNITED MOTOR PRODUCTS CON215 and WELLS 1P3295.
Ignition Starter Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2320 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the harness connectors at the Ignition Starter 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 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2320.
Inline Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3409 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | To Fuel Tank Harness3 Terminal, Black Housing, Purple Insert, Female Connector | 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.
This group shows a single part: WELLS 1P3409.
Knock / Detonation Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S934 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Contact Terminal Material: Metal | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.6L V6 | CON191 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1571 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
3 Knock / Detonation Sensor Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS S934, UNITED MOTOR PRODUCTS CON191 and WELLS 1P1571.
Manifold Pressure (MAP) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BWD/NIEHOFF Fits: 3.6L V6 | PT944 | 🇺🇸 US 🇨🇦 CA | Evaporator Emission Control ConnectorAt Fuel Tank Pressure Sensor | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: Rectangle | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.6L V6 | CON7 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P2218 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
4 Manifold Pressure (MAP) Sensor Connector parts are listed for the 2016 Buick Lacrosse, from BWD/NIEHOFF, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 1 other brand.
Listed part numbers: BWD/NIEHOFF PT944, STANDARD MOTOR PRODUCTS S1038 and UNITED MOTOR PRODUCTS CON7, plus the other parts above.
Mass Air Flow (MAF) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2507 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2507.
Oil Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP4325 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Rectangle | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1024 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RectangleHarness Length | 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.
STANDARD MOTOR PRODUCTS supplies both parts for the 2016 Buick Lacrosse.
This group includes STANDARD MOTOR PRODUCTS HP4325 and STANDARD MOTOR PRODUCTS S1024.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 3.6L V6 | 610271 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S639 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Whitewith 1 Female Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S955 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greenwith 2 Female Terminals | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1534 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
4 Oil Pressure Sender / Switch Connector parts for the 2016 Buick Lacrosse come from 3 brands — STANDARD MOTOR PRODUCTS, ROSTRA and WELLS.
Listed part numbers: ROSTRA 610271, STANDARD MOTOR PRODUCTS S639 and STANDARD MOTOR PRODUCTS S955, plus the other parts above.
Oxygen (O2) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P1686 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4 TerminalsBlack | 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.
One part is listed for the 2016 Buick Lacrosse — WELLS 1P1686.
Parking Aid Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1497 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1497.
Power Brake Booster Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1445 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8 | View on Amazon |
This table covers the harness connectors at the Power Brake Booster. 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 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1445.
Power Window Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1481 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front LeftGray | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1481.
Radiator Fan Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1288 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1288.
Radiator Fan Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP3810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Polygon | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S654 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: PolygonLength (In): 1 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1536 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: PolygonWire Gauge (GA): 8, 16 | 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.
STANDARD MOTOR PRODUCTS supplies the 3 Radiator Fan Relay Connector parts for the 2016 Buick Lacrosse.
Part numbers include STANDARD MOTOR PRODUCTS HP3810, STANDARD MOTOR PRODUCTS S654 and STANDARD MOTOR PRODUCTS S1536.
Self-Leveling Unit Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: Rectangle | View on Amazon |
This table covers the harness connectors at the Self-Leveling 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 S1038.
Speaker Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.6L V6 | PT1642 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | GM Original Equipment | 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.
This group shows a single part: ACDELCO PT1642.
Starter Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1029 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S1029.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: 3.6L V6 | 610011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ULTRA-POWER Fits: 3.6L V6 | 2111500 | 🇺🇸 US 🇨🇦 CA | Coolant Temperature Sensor Connector | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2111500 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Quantity: 2Includes O-Ring | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1006 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OblongWiring Harness Length: 9.5 In | 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.
4 Temperature Sender / Sensor Connector parts are listed for the 2016 Buick Lacrosse, from ROSTRA, ULTRA-POWER, WALKER PRODUCTS and 1 other brand.
Listed part numbers: ROSTRA 610011 and ULTRA-POWER 2111500, plus the other parts above.
Throttle Control Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2409 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Gender: MaleHarness Length | View on Amazon |
This table covers the harness connectors at the Throttle Control 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2409.
Trailer Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT Fits: 3.6L V6 | 56098 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
This group shows a single part: CURT 56098.
Vapor Canister Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP3945 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Square | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| HOLSTEIN Fits: 3.6L V6 | 2HAR0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareHarness Length | View on Amazon |
| WELLS Fits: 3.6L V6 | 1P1344 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Type: BladeWiring Harness Length: 8.5 In | View on Amazon |
This table covers the harness connectors at the Vapor Canister. 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 Vapor Canister Connector parts for the 2016 Buick Lacrosse come from 4 brands — STANDARD MOTOR PRODUCTS, ACDELCO, HOLSTEIN and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS HP3945.
This group includes STANDARD MOTOR PRODUCTS HP3945, ACDELCO PT2160 and HOLSTEIN 2HAR0035 and the remaining parts above.
Vapor Canister Purge Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.6L V6 | 645631 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Red | 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.
One part is listed for the 2016 Buick Lacrosse — DORMAN 645631.
Vapor Canister Vent Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP3945 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareHarness Length | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| HOLSTEIN Fits: 3.6L V6 | 2HAR0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| ROSTRA Fits: 3.6L V6 | 610294 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P2038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
6 Vapor Canister Vent Valve / Solenoid Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, ACDELCO, HOLSTEIN and 2 other brands. STANDARD MOTOR PRODUCTS HP3945 carries the "Popular" badge.
This group includes STANDARD MOTOR PRODUCTS HP3945, STANDARD MOTOR PRODUCTS S824 and ACDELCO PT2160 and the remaining parts above.
Variable Power Steering Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3846 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 5 Terminals | 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.
This group shows a single part: WELLS 1P3846.
Variable Valve Timing (VVT) Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S1716 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalWire Gauge (GA): 14 | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2701102 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
2 Variable Valve Timing (VVT) Solenoid Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS and WALKER PRODUCTS.
This group includes STANDARD MOTOR PRODUCTS S1716 and WALKER PRODUCTS 2701102.
Washer Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.6L V6 | PT2307 | 🇺🇸 US 🇨🇦 CA | GoldShape: Rectangle | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | HP4720 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S575 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalHarness Length | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2701130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: MaleWiring Harness Length: 180.00 mm | 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.
4 Washer Fluid Level Sensor Connector parts are listed for the 2016 Buick Lacrosse, from STANDARD MOTOR PRODUCTS, ACDELCO and WALKER PRODUCTS.
This group includes ACDELCO PT2307, STANDARD MOTOR PRODUCTS HP4720 and STANDARD MOTOR PRODUCTS S575 and the remaining parts above.
Washer Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | S2279 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | 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.
One part is listed for the 2016 Buick Lacrosse — STANDARD MOTOR PRODUCTS S2279.
Wiper / Washer Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.6L V6 | 1P3314 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2016 Buick Lacrosse — WELLS 1P3314.
Wire Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.6L V6 | 13582308 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 1.00 GU | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 19351723 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 2.00 GU | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 13575812 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 0.80 GU | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 13575400 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 1.25 GU | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 13578883 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 0.80 GU | View on Amazon |
This table covers the terminals crimped onto a harness lead.
GM GENUINE supplies the 5 Wire Terminal parts for the 2016 Buick Lacrosse. GM GENUINE 13582308 carries the "Popular" badge.
This group includes GM GENUINE 13582308, GM GENUINE 19351723 and GM GENUINE 13575812 and the remaining parts above.
Buying Electrical Connector Parts for a 2016 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 Fuel Injector Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2016 Buick Lacrosse?
Our catalog currently lists 147 electrical connector parts for the 2016 Buick Lacrosse across 55 subcategories and 16 brands, covering both the 2.4L L4 and the 3.6L V6. Each part is matched to the engine(s) it fits.
Do electrical connector parts differ between 2016 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 2016 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 2016 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 2016 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 2016 Buick Lacrosse
Electrical Connector Parts for Other Buick Lacrosse Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.