1986 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
- GT Hatchback 2-Door
- GT Convertible 2-Door
- Base Sedan 4-Door
- SE Hatchback 2-Door
- SE Coupe 2-Door
- SE Convertible 2-Door
- GT Sedan 4-Door
- GT Coupe 2-Door
- Base Wagon 4-Door
Engines covered
- 1.8L 112Cu. In. l4 GAS SOHC Naturally Aspirated
- 1.8L 112Cu. In. l4 GAS SOHC Turbocharged
- 2.0L 122Cu. In. l4 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
THE PUSH-PULL HEADLIGHT SWITCH MAY HAVE ELECTRICAL CONTACTS WHICH ALLOW AN INTERMITTENT HEADLIGHT CIRCUIT CAUSING HEADLIGHT TO FLICKER OR SUDDENLY GO OUT.
REPLACE HEADLIGHT SWITCH AS NECESSARY.
INFORMATION REGARDING SNOW INTRUSION INTO REAR DRUM BRAKE ASSEMBLIES. **MR
COMPLAINT ABOUT MANFACTURES NEED TO INSTALL BRAKE LINES ON ALL VEHICLES. *BF THE CONSUMER IS CONCERNED ABOUT THE RUSTING OF BRAKE LINES. *TC
WHEN CONSUMER TRIED TO START THE VEHICLE IT WOULD NOT START. VEHICLE WAS TOWED TO AN AUTO BODY SHOP. A MECHANIC STATED THAT THE LOBES ON THE CAMSHAFT WERE WORN OUT, WHICH IS A COMMON PROBLEM WITH TH
REAR DOOR WOULD NOT LOCK, WOULD OPEN WITH A PUSH. *DSH
HEAD GASKET CONTINUALLY FAILS. *DSH
THE RACK AND PINION STEERING WILL NOT WORK IN COLD WEATHER, EXCESSIVE EFFORT IS NEEDED TO OPERATE STEERING. TT
Showing the 5 most serious of 6 complaints filed with NHTSA.
