1991 Pontiac Sunbird service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- Value Leader Sedan 4-Door
- LE Sedan 4-Door
- SE Coupe 2-Door
- Value Leader Coupe 2-Door
- GT Coupe 2-Door
- LE Convertible 2-Door
- LE Coupe 2-Door
Engines covered
- 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated
- 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF
DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
SOME V6 ENGINES MAY, ON A VERY INFREQUENT BASIS, HAVE AN OIL ODOR CONDITION THAT IS GENERALLY ENCOUNTERED AFTER THE ENGINE'S OIL HAS BEEN CHANGED.TYPICALLY THE ODOR LASTS APPROXIMATELY 1000 MILES AFTER THE CHANGE OF OIL AND THEN DOES NOT RE
INFORMATION REGARDING SNOW INTRUSION INTO REAR DRUM BRAKE ASSEMBLIES. **MR
BUZZING SOUND WHEN REAR DEFOGGER IS ON. *TW
CRUNCH NOISE FROM RIGHT SIDE DASH AREA WHEN TURNING STEERING WHEEL. *TW
VEHICLE WAS INVOLVED IN AN ACCIDENT, SEAT BELT BUCKLE BROKE DURING ACCIDENT. *AK
SHOULDER PORTION OF SEAT/LAP BELT FAILED TO RESTRAIN UPPER PORTION OF OWNER'S BODY, ALLOWING CONTACT WITH STEERING WHEEL. *AK
DRIVERS HEAD HIT SEAT BELT MOLDING WHEN STRUCK ON SIDE. VEHICLE EQUIPPED AUTOMATIC SEAT BELTS WITH SEPARATE LAP. PLEASE DESCRIBE DETAILS. TT
WHEN STARTING THE CAR THE ENGINE REVVED AND THE ACCELERATOR PEDAL JAMMED WHILE IN REVERSE AND THE CAR HIT ANOTHER VEHICLE. NO INJURIES. DEALER HAS THE VEHICLE NOW. *AK
DRIVERS SIDE FRONT CALIPERS WORE OUT, CAUSING ACCIDENT. TT
Showing the 5 most serious of 30 complaints filed with NHTSA.
