1993 Buick Roadmaster Electrical Connector Parts

This table covers the harness connectors at the A/C Clutch 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. Read more

5 A/C Clutch Switch Connector parts for the 1993 Buick Roadmaster come from 5 brands — FOUR SEASONS, GM GENUINE, ROSTRA and 2 other brands. The "Popular" part is FOUR SEASONS 37219.

Listed part numbers: FOUR SEASONS 37219, GM GENUINE PT172 and ROSTRA 610912, plus the other parts above.

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. Read more

10 A/C Compressor Clutch Coil Connector parts for the 1993 Buick Roadmaster come from 7 brands — FOUR SEASONS, STANDARD MOTOR PRODUCTS, GM GENUINE and 4 other brands. The "Popular" part is FOUR SEASONS 37215.

This table covers the harness connectors at the A/C Compressor 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. Read more

7 A/C Compressor Relay Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, GM GENUINE, UNITED MOTOR PRODUCTS and 3 other brands. GM GENUINE PT1205 carries the "Popular" badge.

Part numbers include GM GENUINE PT1205, UNITED MOTOR PRODUCTS CON164 and ACDELCO PT2371, among others listed above.

This table covers the harness connectors at the A/C Condenser Fan 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. Read more

4 A/C Condenser Fan Switch Connector parts are listed for the 1993 Buick Roadmaster, from FOUR SEASONS, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.

Part numbers include FOUR SEASONS 37227, ROSTRA 610397 and STANDARD MOTOR PRODUCTS S536, among others listed above.

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. Read more

17 A/C Refrigerant Pressure Switch Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, FOUR SEASONS, ROSTRA and 4 other brands. FOUR SEASONS 37227 carries the "Popular" badge.

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. Read more

One part is listed for the 1993 Buick Roadmaster — GM GENUINE PT313.

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. Read more

9 Accessory Power Relay Connector parts for the 1993 Buick Roadmaster come from 4 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS HP3810.

Listed part numbers: STANDARD MOTOR PRODUCTS HP3810, STANDARD MOTOR PRODUCTS S654 and ACDELCO PT2371, plus the other parts above.

This table covers the harness connectors at the Adjustable Shock / Load Leveler 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. Read more

6 Adjustable Shock / Load Leveler Relay Connector parts for the 1993 Buick Roadmaster come from 3 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and WELLS. The "Popular" part is STANDARD MOTOR PRODUCTS HP3810.

This group includes STANDARD MOTOR PRODUCTS HP3810, STANDARD MOTOR PRODUCTS S654 and STANDARD MOTOR PRODUCTS S869 and the remaining parts above.

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. Read more

4 AIR / Smog Pump Connector parts are listed for the 1993 Buick Roadmaster, from ACDELCO, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 1 other brand.

This group includes ACDELCO PT2353, STANDARD MOTOR PRODUCTS S724 and UNITED MOTOR PRODUCTS CON141 and the remaining parts above.

This table covers the harness connectors at the Air Diverter / Bypass 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. Read more

2 Air Diverter / Bypass Valve Connector parts for the 1993 Buick Roadmaster come from 2 brands — ROSTRA and WELLS.

Part numbers include ROSTRA 610486 and WELLS 1P1017.

This table covers the harness connectors at the Air Intake / Charge 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. Read more

10 Air Intake / Charge Temperature Sensor Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, SKP, WELLS and 6 other brands. SKP SKS556 carries the "Popular" badge.

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. Read more

8 Alternator / Generator Connector parts for the 1993 Buick Roadmaster come from 7 brands — STANDARD MOTOR PRODUCTS, ULTRA-POWER, UNITED MOTOR PRODUCTS and 4 other brands. The "Popular" part is ULTRA-POWER 1P1067.

This group includes ULTRA-POWER 1P1067, UNITED MOTOR PRODUCTS CON77 and ACDELCO PT2297 and the remaining parts above.

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. Read more

8 Ambient Air Temperature Sensor Connector parts for the 1993 Buick Roadmaster come from 6 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, UNITED MOTOR PRODUCTS and 3 other brands. The "Popular" part is GM GENUINE PT2830.

This group includes GM GENUINE PT2830, UNITED MOTOR PRODUCTS CON90 and ACDELCO PT2307 and the remaining parts above.

This table covers the harness connectors at the Antenna. 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. Read more

One part is listed for the 1993 Buick Roadmaster — GM GENUINE PT420.

This table covers the harness connectors at the Anti-Theft 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. Read more

2 Anti-Theft Relay Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.

This group includes STANDARD MOTOR PRODUCTS S1600 and UNITED MOTOR PRODUCTS CON30.

This table covers the harness connectors at the Back Up / Reverse 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. Read more

5 Back Up / Reverse Lamp Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, ACDELCO, UNITED MOTOR PRODUCTS and 1 other brand. ACDELCO LS253 carries the "Popular" badge.

Listed part numbers: ACDELCO LS253, STANDARD MOTOR PRODUCTS HP4120 and STANDARD MOTOR PRODUCTS S507, plus the other parts above.

This table covers the harness connectors at the Back Up / Reverse Lamp 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. Read more

3 Back Up / Reverse Lamp Switch Connector parts are listed for the 1993 Buick Roadmaster, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: GM GENUINE PT175, STANDARD MOTOR PRODUCTS S85 and WELLS 1P1130.

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. Read more

12 Blower Motor Connector parts for the 1993 Buick Roadmaster come from 6 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 3 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS HP4430.

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. Read more

14 Blower Motor Control Module / Resistor Connector parts are listed for the 1993 Buick Roadmaster, from WELLS, STANDARD MOTOR PRODUCTS, FOUR SEASONS and 4 other brands. GM GENUINE PT204 carries the "Popular" badge.

This table covers the harness connectors at the Blower 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. Read more

3 Blower Motor Relay Connector parts are listed for the 1993 Buick Roadmaster, from FOUR SEASONS, STANDARD MOTOR PRODUCTS and WELLS.

This group includes FOUR SEASONS 37210, STANDARD MOTOR PRODUCTS S721 and WELLS 1P1260.

This table covers the harness connectors at the Blower 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. Read more

2 Blower Switch Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.

This group includes STANDARD MOTOR PRODUCTS S1044 and UNITED MOTOR PRODUCTS CON8.

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. Read more

GM GENUINE supplies the 7 Body Wiring Harness / Connector parts for the 1993 Buick Roadmaster. GM GENUINE PT2830 carries the "Popular" badge.

This group includes GM GENUINE PT2830, GM GENUINE PT1346 and GM GENUINE PT3923 and the remaining parts above.

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. Read more

7 Brake Light Switch Connector parts are listed for the 1993 Buick Roadmaster, from GM GENUINE, STANDARD MOTOR PRODUCTS, ROSTRA and 1 other brand. GM GENUINE PT142 carries the "Popular" badge.

Listed part numbers: GM GENUINE PT142, STANDARD MOTOR PRODUCTS S711 and GM GENUINE PT313, plus the other parts above.

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. Read more

One part is listed for the 1993 Buick Roadmaster — GM GENUINE PT146.

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. Read more

This group shows a single part: SKP SKS724.

This table covers the wiring-harness connectors at the Chassis. 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. Read more

One part is listed for the 1993 Buick Roadmaster — WELLS 1P2561.

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. Read more

2 Cigarette Lighter Connector parts are listed for the 1993 Buick Roadmaster, from ROSTRA and WELLS.

Listed part numbers: ROSTRA 610153 and WELLS 1P1063.

This table covers the harness connectors at the Climate 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. Read more

2 Climate Control Module Connector parts for the 1993 Buick Roadmaster come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.

Part numbers include GM GENUINE PT248 and STANDARD MOTOR PRODUCTS S1016.

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. Read more

This group shows a single part: GM GENUINE PT2726.

This table covers the harness connectors at the Computer Control 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. Read more

2 Computer Control Relay Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.

Listed part numbers: STANDARD MOTOR PRODUCTS S1600 and UNITED MOTOR PRODUCTS CON30.

This table covers the harness connectors at the Cornering 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. Read more

2 Cornering Lamp Connector parts are listed for the 1993 Buick Roadmaster, from ROSTRA and WELLS.

Listed part numbers: ROSTRA 610003 and WELLS 1P1032.

This table covers the harness connectors at the Cornering Lamp Socket. 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. Read more

5 Cornering Lamp Socket Connector parts for the 1993 Buick Roadmaster come from 4 brands — STANDARD MOTOR PRODUCTS, ACDELCO, SKP and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS S553.

This group includes STANDARD MOTOR PRODUCTS S553, ACDELCO PT2298 and SKP SKS553 and the remaining parts above.

This table covers the harness connectors at the Cruise 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. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS S1147.

This table covers the harness connectors at the Cruise Control 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. Read more

5 Cruise Control Switch Connector parts for the 1993 Buick Roadmaster come from 3 brands — GM GENUINE, WELLS and ROSTRA. The "Popular" part is GM GENUINE PT3835.

Listed part numbers: GM GENUINE PT3835, GM GENUINE PT313 and ROSTRA 610942, plus the other parts above.

This table covers the harness connectors at the Daytime Running Light 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. Read more

2 Daytime Running Light Module Connector parts for the 1993 Buick Roadmaster come from 2 brands — ROSTRA and WELLS.

This group includes ROSTRA 610237 and WELLS 1P1267.

This table covers the harness connectors at the Distributor. 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. Read more

One part is listed for the 1993 Buick Roadmaster — GM GENUINE PT2902.

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. Read more

3 Dome Lamp Connector parts are listed for the 1993 Buick Roadmaster, from ACDELCO, GM GENUINE and STANDARD MOTOR PRODUCTS.

This group includes ACDELCO PT2834, GM GENUINE PT267 and STANDARD MOTOR PRODUCTS S1639.

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. Read more

3 Door Lock Actuator Connector parts for the 1993 Buick Roadmaster come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.

This group includes GM GENUINE PT288, GM GENUINE PT731 and STANDARD MOTOR PRODUCTS S1819.

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. Read more

6 Door Lock Switch Connector parts are listed for the 1993 Buick Roadmaster, from GM GENUINE, STANDARD MOTOR PRODUCTS, FAMOUS BRAND and 2 other brands. GM GENUINE PT2830 carries the "Popular" badge.

Listed part numbers: GM GENUINE PT2830, STANDARD MOTOR PRODUCTS S615 and FAMOUS BRAND PTA1246, plus the other parts above.

This table covers the wiring-harness connectors at the Door. 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. Read more

4 Door Wiring Harness / Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, GM GENUINE and UNITED MOTOR PRODUCTS.

This group includes GM GENUINE PT731, STANDARD MOTOR PRODUCTS HP3865 and STANDARD MOTOR PRODUCTS S1591 and the remaining parts above.

This table covers the harness connectors at the Driver Information Display 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. Read more

This group shows a single part: GM GENUINE PT3923.

This table covers the harness connectors at the EGR Vacuum 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. Read more

This group shows a single part: WELLS 1P1362.

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. Read more

5 EGR Valve Connector parts for the 1993 Buick Roadmaster come from 5 brands — GM GENUINE, ACDELCO, SKP and 2 other brands. The "Popular" part is GM GENUINE PT2830.

Part numbers include GM GENUINE PT2830, ACDELCO PT2307 and SKP SKS575, among others listed above.

This table covers the harness connectors at the EGR Valve Control Solenoid / 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. Read more

4 EGR Valve Control Solenoid / Motor Connector parts for the 1993 Buick Roadmaster come from 2 brands — STANDARD MOTOR PRODUCTS and WALKER PRODUCTS.

Part numbers include STANDARD MOTOR PRODUCTS HP4720, STANDARD MOTOR PRODUCTS S575 and STANDARD MOTOR PRODUCTS S811, among others listed above.

This table covers the harness connectors at the Electronic Spark 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. Read more

This group shows a single part: WELLS 1P1207.

This table covers the harness connectors at the Engine Compartment 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. Read more

This group shows a single part: GM GENUINE PT1798.

This table covers the harness connectors at the Flasher. 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. Read more

One part is listed for the 1993 Buick Roadmaster — STANDARD MOTOR PRODUCTS S957.

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. Read more

13 Fuel Injector Connector parts for the 1993 Buick Roadmaster come from 6 brands — WELLS, ROSTRA, STANDARD MOTOR PRODUCTS and 3 other brands. The "Popular" part is ACDELCO PT2385.

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. Read more

9 Fuel Pump / Circuit Opening Relay Connector parts are listed for the 1993 Buick Roadmaster, from STANDARD MOTOR PRODUCTS, GM GENUINE, UNITED MOTOR PRODUCTS and 5 other brands. GM GENUINE PT1205 carries the "Popular" badge.

Part numbers include GM GENUINE PT1205, UNITED MOTOR PRODUCTS CON164 and ACDELCO PT2371, among others listed above.

This table covers the harness connectors at the Fuel 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. Read more

2 Fuel Pump Connector parts for the 1993 Buick Roadmaster come from 2 brands — GM GENUINE and WELLS.

This group includes GM GENUINE PT261 and WELLS 1P4205.

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. Read more

3 Headlamp Dimmer Switch Connector parts for the 1993 Buick Roadmaster come from 3 brands — FAMOUS BRAND, STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.

This group includes FAMOUS BRAND PTA1307, STANDARD MOTOR PRODUCTS S729 and UNITED MOTOR PRODUCTS CON145.

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. Read more

One part is listed for the 1993 Buick Roadmaster — UNITED MOTOR PRODUCTS CON123.

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. Read more

2 Headlamp Wiring Harness / Connector parts are listed for the 1993 Buick Roadmaster, from GM GENUINE and STANDARD MOTOR PRODUCTS.

Part numbers include GM GENUINE PT786 and STANDARD MOTOR PRODUCTS LWH108.

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. Read more

2 Heater Air Door Actuator Connector parts for the 1993 Buick Roadmaster come from 2 brands — FOUR SEASONS and STANDARD MOTOR PRODUCTS.

Part numbers include FOUR SEASONS 37280 and STANDARD MOTOR PRODUCTS S1112.

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. Read more

2 High Mount Brake Light Connector parts for the 1993 Buick Roadmaster come from 2 brands — GM GENUINE and WELLS.

Part numbers include GM GENUINE PT146 and WELLS 1P1364.