1990 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
- LE Sedan 4-Door
- SE Coupe 2-Door
- SE Sedan 4-Door
- LE Coupe 2-Door
Engines covered
- 2.3L 138Cu. In. l4 GAS DOHC Naturally Aspirated
- 2.5L 2474CC 151Cu. In. l4 GAS OHV Naturally Aspirated
- 2.3L 140Cu. In. l4 GAS DOHC 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
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURE
THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. I
HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB
INFORMATION REGARDING SNOW INTRUSION INTO REAR DRUM BRAKE ASSEMBLIES. **MR
IN ACCIDENT WHEN REAR ENDED DRIVERS SIDE SEAT LATCH FAILED THRUSTING DRIVER FORWARD AND SEAT LAY FLAT NOW.THE SEAT BACK IS COMPLETELY INOPERATIVE. TT
VEHICLE WAS HIT BROADSIDE, DRIVER SIDE SEAT BELT DID NOT RESTRAIN. TT
WHILE DRIVING 15MPH THE DEFECTIVE FRONT BRAKING SYSTEM MALFUNCTIONED, CAUSING AN ACCIDENT. DEALER REPLACED FRONT BRAKING SYSTEM PRIOR TO THE ACCIDENT. *AK
VEHICLE FIRE. NAR 06/18/2003. *MR DAMAGES TO THE HOOD, ENGINE, BUMPER, AND WHEELS. *CB
VEHICLE FIRE. NAR 06/18/2003. *MR DAMAGES TO THE HOOD, ENGINE, BUMPER, AND WHEELS. *CB
Showing the 5 most serious of 61 complaints filed with NHTSA.
