Wiring Harness/Engine fit your 1991 Buick Roadmaster

Currently shopping for

1991 Buick Roadmaster

Change Vehicle

Vehicle Options

8 Cyl 5.0L TBI; 4-Speed Automatic Transmission, THM700R4/4L60; Roadmaster Estate Station Wagon

Vehicle Options

8 Cyl 5.0L TBI; 4-Speed Automatic Transmission, THM700R4/4L60; Roadmaster Estate Station Wagon

Categories Close X

Currently selected

Starter, Generator, Ignition, Electrical, Lamps

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers, Fascias

Front End Sheet Metal, Heater

Front Suspension, Steering

Fuel System, Exhaust, Emission System

Interior Trim, Front Seat Trim, Seat Belts

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Glass, Seat Parts, Adjuster

Rear Seat Trim, Carpet

Transmission - Automatic

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

How to use OE catalog

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

25553347
RELAY, A/C Electrical, RELAY,A/C COMPRESSOR(5-WAY MALE, CODE 3347)(MATING CONNECT USE 12101882)
$2.39 $1.45
1
Add To Cart

13586114
CONNECTOR, Emission Control System, CONNECTOR,SOLENOID-EGR VALVE(BLACK)(ACCEPTS 1.5MM TERMS)(2-WAY FEMALE)(METRI-PACKING 150 SERIES)(W/LEADS)(1.203)
$52.84 $28.67
1
Add To Cart

88987993
CONNECTOR, Coolant Temperature (Engine Unit), CONNECTOR,SENSOR-ENGINE COOLANT TEMPERATURE(GRAY)(2-WAY FEMALE)(GT150 SEALED)(W/LEADS)(4.651)
$84.13 $39.31
1
Add To Cart

88987993
CONNECTOR, Engine Oil Level, CONNECTOR,SENSOR-ENGINE OIL LEVEL(GRAY)(2-WAY FEMALE)(GT150 SEALED)(W/LEADS)(4.651)
$84.13 $39.31
1
Add To Cart

12101830
CONNECTOR, Chassis Electrical, CONNECTOR,FWD LAMP WIRING HARNESS(BLACK)(7-WAY FEMALE)(SEALED)(W/LEADS)(2.535)
$111.88 $35.70
1
Add To Cart

CONNECTOR, Body Wiring
12101762
CONNECTOR, BODY WIRING HARNESS(NATURAL)(10-WAY FEMALE)(METRI-PACK 150)(W/LEADS)(2.535)
Fitting Vehicle Options: B
$160.88 $74.00
1
Add To Cart
13583923
CONNECTOR, BODY WIRING HARNESS(GRAY)(6-WAY FEMALE)(W/LEADS)(4.663)
- Fitting Vehicle Options: B
$65.84 $34.90
1
Add To Cart
15305888
CONNECTOR, BODY WIRING HARNESS(BLACK)(6-WAY FEMALE)(W/LEADS)(13.090)
- Fitting Vehicle Options: B
$80.98 $37.25
1
Add To Cart
12101875
CONNECTOR, BODY WIRING HARNESS(BLUE)(8-WAY FEMALE)(W/LEADS)
- Fitting Vehicle Options: B
15306155
CONNECTOR, BODY WIRING HARNESS(BLACK)(8-WAY MALE)(W/LEADS)
- Fitting Vehicle Options: B(35)(B9Q)

CONNECTOR, Chassis Electrical

12101762
CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(NATURAL)(10-WAY FEMALE)(METRI-PACK 150)(W/LEADS)(2.535)
$160.88 $74.00
1
Add To Cart
12101823
CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(GRAY)(10-WAY MALE)(W/LEADS)(METRI-PACK 150)
$115.15 $61.03
1
Add To Cart
19368739
CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(SQUARE)(BLACK)(6-WAY MALE)(W/LEADS)(METRI-PACK 280)
$130.38 $69.10
1
Add To Cart

12085502
CONNECTOR, Computer Control Sensors, CONNECTOR,MAP SENS(GREEN)(3-WAY MALE)(W/LEADS)
$55.32 $29.31
1
Add To Cart

12101901
CONNECTOR, A/C Compressor (Internal Parts), CONNECTOR,SWITCH-A/C CYCLING SWITCH(W/O RETAINER, ROUND)(BLACK)(2-WAY F)(W/LEADS)(2.535)
$44.92 $23.81
1
Add To Cart

12101937
CONNECTOR, A/C Wiring, CONNECTOR,A/C COMPRESSOR WIRING HARNESS(GRAY)(2-WAY FEMALE)(W/LEADS)(2.535)
$42.98 $22.78
1
Add To Cart

19368669
CONNECTOR, Multi PORTION Fuel Injection Throttle Position, CONNECTOR,SENSOR-THROTTLE POSITION(BLACK)(0.75MM)(3-WAY FEMALE)(W/LEADS)(2.530)
$61.96 $33.77
1
Add To Cart

12085499
CONNECTOR, Engine Oil Pressure/Temperature, CONNECTOR,SWITCH-ENGINE OIL PRESSURE INDICATOR(GRAY)(3-WAY FEMALE W/LEADS)(2.535)
$67.46 $35.75
1
Add To Cart

12101856
CONNECTOR, Heater Control, CONNECTOR,AIR HEATER CONTROL WIRING(GREEN)(2-WAY FEMALE)(W/LEADS)(2.535)
$50.37 $26.69
1
Add To Cart

12101917
CONNECTOR, Chassis Electrical, CONNECTOR,INLINE-FUSE(BLACK)(12GA WIRES)(2-WAY FEMALE)(W/LEADS)(2.535)
$40.64 $21.54
1
Add To Cart

12102621
CONNECTOR, Distributor (also Knock Sensor), CONNECTOR,SENSOR-KNOCK(GRAY)(1-WAY MALE)(W/LEADS)(2.535)
$34.30 $18.18
1
Add To Cart

CONNECTOR, Computer Control Sensors

19368868
CONNECTOR, SENSOR-VEHICLE SPEED(BLACK)(2.5MM2)(2-WAY FEMALE)(W/LEADS)(M/P280)(TWO RELEASE TABS ON THE SIDE)(2.530)
$81.76 $38.16
1
Add To Cart
12117338
CONNECTOR, SENSOR-VEHICLE SPEED(BLACK)(8-WAY FEMALE)(3.865)
12125667
CONNECTOR, SENSOR-VEHICLE SPEED(3-WAY EDGED)

12117339
CONNECTOR, Windshield Wiper Motor, CONNECTOR,MOTOR-WINDSHIELD WIPER(BLACK)(3-WAY FEMALE)(W/LEADS)
$83.70 $38.49
1
Add To Cart

13587171
CONNECTOR, Chassis Electrical, CONNECTOR,DISTRIBUTOR(BLACK)(4-WAY FEMALE)(W/LEADS)
$87.10 $40.07
1
Add To Cart

19368034
CONNECTOR, Engine Coolant Temperature (Dash Unit), CONNECTOR,SWITCH-ENGINE COOLANT TEMPERATURE INDICATOR(GRAY)(2-WAY FEMALE)(W/LEADS)(2.530)
$51.42 $27.76
1
Add To Cart

19368709
CONNECTOR, Steering Gear Oil Pressure, CONNECTOR,SWITCH-IDLE SPEED CONTROL P/S PRESSURE(BLACK)(2.5MM2)(2-WAY FEMALE)(W/LEADS)(M/P280,SEALED)(SINGLE RELEASE TAB ON TOP)(2.530)
$48.13 $26.32
1
Add To Cart

84788837
CONNECTOR, Chassis Electrical, CONNECTOR,SENSOR-OXYGEN(EXHAUST OXYGEN SENSOR)
$90.00 $47.70
1
Add To Cart

88987962
CONNECTOR, Generator, CONNECTOR,GENERATOR(BLACK)(4-WAY FEMALE)(W/LEAD)(W/WIRES IN CAVITIES F,L,P & S)(2.535)
$111.08 $35.44
1
Add To Cart

9428638
BOLT, Chassis/Engine Wiring Harness, BOLT,3/8-16 5/8(ENGINE WIRING HARNESS RETAINER)
$18.75 $13.05
1
Add To Cart

9428638
BOLT, Chassis/Engine Wiring Harness, BOLT,3/8-16 5/8(ENGINE WIRING HARNESS CLIP)
- Require Quantity: 02
- Package Quantity: 1
$18.75 $13.05
1
Add To Cart

11505323
SCREW, Chassis/Engine Wiring Harness, SCREW,PAN HEAD CROSS RECESS W/EXTERNAL LOCK WASHER M4.8X1.59X10 ZINC ORGANIC TAP(ENGINE WIRING HARNESS CLIP)
- Require Quantity: 02
- Package Quantity: 1

12085533
CONNECTOR, Transmission Converter, CONNECTOR,TORQUE CONVERTER CLUTCH WIRING(WHITE)(3-WAY MALE)(W/LEADS)(FEMALE TERMINAL USE 12354970,16 GAGE)(2.535)
$55.86 $31.14

12101871
CONNECTOR, Distributor (also Knock Sensor), CONNECTOR,MODULE-KNOCK SENSOR(BLACK)(4-WAY F)(W/LEADS)

12102568
CONNECTOR, Main Wiring Junction and Fuse Block, CONNECTOR,WEATHER RESISTANT(FUEL INJECTOR)
- Require Quantity: 02
- Package Quantity: 1

12102746
CONNECTOR, Windshield Wiper Control, CONNECTOR,MODULE-WINDSHIELD WIPER,WINDSHIELD WASHER CONTROL(BLACK)(6-WAY F)(W/LEADS)

HARNESS, Engine Wiring
12102933
HARNESS, ENGINE WIRING
Fitting Vehicle Options: B(C60)
12102934
HARNESS, ENGINE WIRING
- Fitting Vehicle Options: B(C68)

12117351
CONNECTOR, Ignition Coil, CONNECTOR,COIL-IGNITION(GRAY)(1-WAY M)

12126449
CONNECTOR, Carburetor Accelerator Pump, CONNECTOR,VALVE-IDLE AIR CONTROL(BLACK)(4-WAY F)(W/LEADS)

52350585
STUD, Chassis/Engine Wiring Harness, STUD,ENGINE WIRING HARNESS BRACKET(3/8-16X1.52 LONG)(2.277)

11502848
NUT, HEXAGON STYLE M5X.8X4.45(ENGINE WIRING HARNESS START LEAD)
- Replaced By: 11609467
$6.08 $3.87
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1991 Buick Roadmaster parts. Parts like Wiring Harness/Engine are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 5.0L. Model Code: STATION WAGON.