1985 Pontiac Grand Am 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
- Base Coupe 2-Door
- LE Coupe 2-Door
Engines covered
- 3.0L 181Cu. In. V6 GAS OHV Naturally Aspirated
- 2.5L 2474CC 151Cu. 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 THROTTLE RETURN SPRING ASSEMBLY MAY FAIL PREVENTING THE THROTTLE FROM RETURNING TO THE CLOSED (IDLE) POSITION WHEN THE ACCELERATOR PEDAL IS RELEASED.
REPLACE THROTTLE RETURN SPRING.
THE SWITCH USED MAY NOT BE COMPATIBLE WITH THE WIPER MOTOR. THIS SYSTEM, ALTHOUGH FUNCTIONAL, IS NOT IN COMPLIANCE WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 104, "WINDSHIELD WIPING AND WASHING SY
WIPER SWITCHES WILL BE REPLACED IF NECESSARY, WITHOUT CHARGE.
THE TIE RODS ARE PART OF THE STEERING LINKAGE AND TRANSMIT TURNING MOVEMENTS TO THE WHEELS. THE BOLTS THAT FASTEN THE TIE RODS TO THEIR ADJUSTERS MAY NOT BE TIGHT ENOUGH. THIS COULD ALLOW THE TIE ROD
THE TIE ROD END BOLTS WILL BE TIGHTENED WITHOUT COST TO THE OWNER.
SMALL CRACKS MAY DEVELOP IN THE BODY PILLAR AROUND THE DOOR STRIKER BOLT HOLE.
CRACKS WOULD INCREASE LEADING TO DIFFICULTY IN CLOSINGTHE DOOR AND MIGHT ALLOW DOOR TO COME OPEN DUR
INSTALL INNER AND OUTER REINFORCEMENT PLATE ON BOTH LEFT AND RIGHT BODY PILLARS.
INFORMATION REGARDING SNOW INTRUSION INTO REAR DRUM BRAKE ASSEMBLIES. **MR
SEAT BELT BUCKLE FAILED TO LATCH UPON IMPACT, RESULTING IN INJURIES. *AK
WHILE DRIVING VEHICLE CAUGHT ON FIRE UNDERNEATH THE HOOD. NO PRIOR WARNING. INSURANCE COMPANY SAID IT MAY BE DUE TO FAULTY WIRING. PLEASE PROVIDE FURTHER INFORMATION AND VIN#. AK
THE CONSUMER STATE'S WHEN DRIVING AT ANY SPEED VEHICLE STALLS AND CUTS OFF WITHOUT PRIOR WARNING. ALSO, THERE IS LOUD KNOCKING NOISE COMING FROM THE VEHICLE AND WHEN TURNING THE KEY, THE VEHICLE IS
THE CONSUMER STATE'S WHEN DRIVING AT ANY SPEED VEHICLE STALLS AND CUTS OFF WITHOUT PRIOR WARNING. ALSO, THERE IS LOUD KNOCKING NOISE COMING FROM THE VEHICLE AND WHEN TURNING THE KEY, THE VEHICLE IS
ENGINE STALLING SINCE NEW, CONTINUES AND IS MORE FREQUENT, SEVERAL REPAIRS HOWEVER NOT RECTIFIED. MJS
Showing the 5 most serious of 8 complaints filed with NHTSA.
