1990 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
- LE Sedan 4-Door
- SE 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
- 2.0L 122Cu. In. l4 GAS SOHC Turbocharged
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
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
WHILE DRIVING VEHICLE WAS INVOLVED IN A COLLISION, AND THE DRIVER'S SEAT BELT DID NOT RESTAIN DRIVER IN THE SEAT. DRIVER SUFFERED SOME DAMAGE BECAUSE OF THE BELT NOT RETRACTING AROUND HER. *AK
SEAT BACK BROKE UPON REAR IMPACT, RESULTING IN COLLAPSING. TT
CONSUMER WAS IN AN ACCIDENT THERE WAS A CAR SEAT STRAP IN THE REAR SEAT CAR SEAT WAS THROWN FORWARD THERE WAS NO CHILD IN CAR SEAT. TT
EA94-013 ACTIVE, UNDER THE HOOD FIRE, ELECTRICAL SHORT, VEHICLE HAD BEEN DRIVEN AND PARKED SAW SMOKE COMING FROM UNDER THE HOOD, WILL PROVIDE MORE INFORMATION.
CONSUMER STATED WHEN THE BRAKES WERE APPLIED AT 55MPH, THE BRAKE PEDAL WOULD GO DOWN TO THE FLOOR WHICH CAUSED THE VEHICLE TO EXPERIENCE EXTENDED STOPPING DISTANCE.*JB
Showing the 5 most serious of 15 complaints filed with NHTSA.
