1992 Pontiac Grand Prix 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
- STE Sedan 4-Door
- SE Sedan 4-Door
- GT Coupe 2-Door
- GTP Coupe 2-Door
Engines covered
- 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated
- 3.4L 207Cu. In. V6 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 DELPHI FUEL PRESSURE REGULATORS, P/NOS. FP10020-11B1, FP10026-11B1, AND FP10027-11B1, SOLD AFTER JANUARY 9, 2007, AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES LISTED ABOVE. THE UNI
FUEL MAY LEAK, POSSIBLY RESULTING IN A FIRE.
DELPHI WILL NOTIFY OWNERS AND REPLACE THE UPR FREE OF CHARGE. THE RECALL BEGAN ON APRIL 23, 2007.
THE REVERSE SERVO APPLY PIN MAY BIND IN THE CASE WHICH COULD CAUSE REVERSE BAND DISTRESS (LOSS OR SLIPPING OF REVERSE), REVERSE BAND DRAG IN DRIVE RANGE (POOR PERFORMANCE -- POOR POWER), OR THE TRANSM
IF THE TRANSMISSION REMAINS IN REVERSE WHILE THE SHIFTINDICATOR SHOWS NEUTRAL, THE VEHICLE MAY UNEXP
REPLACE THE TRANSAXLE WHERE REQUIRED.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING
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
SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT
CUSTOMERS MAY COMPLAIN OF GRINDING / SCRAPING / GROANING NOISE FROM REAR SUSPENSION. *TT
EXCESSIVE OIL CONSUMPTION (REPLACE PCV HARNESS). *TW
COMMENT THAT THE ABS LIGHT IS ON WITH DIAGNOSTIC TROUBLE CODES (DTC'S) 46 AND 86 SET AS CURRENT OR HISTORY. *YC
COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW
Showing the 8 most recent of 14 technical service bulletins on file with NHTSA.
THIS WAS THE SCARIEST THING I HAVE EVER EXPERIENCED AND I LATER FOUND OUT THAT THE SAME THING THAT HAPPEND WITH MY CAR ALSO HAPPEND TO SOMEONE ELSE THAT I KNOW. NO SAFETY DEFECT.
CONSUMER PUT INTO REVERSE AND IT ACCELERATED. TT
1992 GRAND PRIX - ENGINE CRADLE TO BODY BUSHINGS. I WAS DRIVE AT 60 MPH WHEN THE WASHERS FOR THE BODY BUSHINGS GAVE WAY AND CAUSED MY CAR TO LOSE STEERING. I WAS LUCKY AND DIDN'T CROSS THE CENTER LI
1992 GRAND PRIX - ENGINE CRADLE TO BODY BUSHINGS. I WAS DRIVE AT 60 MPH WHEN THE WASHERS FOR THE BODY BUSHINGS GAVE WAY AND CAUSED MY CAR TO LOSE STEERING. I WAS LUCKY AND DIDN'T CROSS THE CENTER LI
NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK
Showing the 5 most serious of 158 complaints filed with NHTSA.
