1998 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
- GTP Sedan 4-Door
- GT Sedan 4-Door
- SE Sedan 4-Door
- GT Coupe 2-Door
- GTP Coupe 2-Door
Engines covered
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Supercharged
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
- 3.1L 189Cu. In. V6 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
General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chev
Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety
DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONSTM" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEM
A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARN
DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE T
DOPE, INC. IS RECALLING 42,540 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.
DOPE, INC. WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S
GENERAL MOTORS IS RECALLING 1,497,516 MY 1997-2003 BUICK REGAL, MY 1998-2003 CHEVROLET LUMINA, MONTE CARLO AND IMPALA, MY 1998-1999 OLDSMOBILE INTRIGUE, MY 1997-2003 PONTIAC GRAND PRIX VEHICLES EQUIPP
IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLA
DEALERS WILL REPLACE THE ENGINES FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF A
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
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
PONTIAC: CERTAIN VEHICLES ARE EXHIBITING INOPERATIVE BLOWER MOTOR, EXCEPT ON HIGH SETTING OR DRL'S INOPERATIVE OR HEADLAMPS INOPERATIVE RATHER HIGH OR LOW BEAMS AND THE REAR WINDOW DEFOGGER IS INOPERATIVE. *PE
L67 ENGINE OIL SMELL OR ODOR, LEAK AT LEFT OR FRONT VALVE COVER (REPLACE VALVE COVER GASKET, GROMMENTS AND SPARK PLUG WIRE RETAINERS FOR CYLINDERS 1-3-5). *NJ UPDATED 7/25/2008 *PE
ABS PUMP RUNNING WHEN NOT NEEDED. *NJ
Showing the 8 most recent of 65 technical service bulletins on file with NHTSA.
STEERING PULLED TO THE RIGHT CAUSING VEHICLE TO LEAVE ROAD, CRASH INTO TREE, AND BURST INTO FLAMES.
WHILE TRAVELING ON THE HIGHWAY AND WITHOUT PRIOR WARNING THE STEERING WHEEL MADE A CERTAIN TURN. UNABLE TO CONTROL THE VEHICLE, HIT A TREE, AND CAUGHT ON FIRE. *AK
UPDATED INFORMATION. ABOVE. SENT 2 I WAS DRIVING ON AN INTRASTATE ROAD. TRAFFIC WAS MOVING AT @60MPH. AFTER PASSING A CURVE I SUDDENLY CAME UPON A CAR COMPLETELY STOPPED IN THE LEFT LANE. I REACTE
UPDATED INFORMATION. ABOVE. SENT 2 I WAS DRIVING ON AN INTRASTATE ROAD. TRAFFIC WAS MOVING AT @60MPH. AFTER PASSING A CURVE I SUDDENLY CAME UPON A CAR COMPLETELY STOPPED IN THE LEFT LANE. I REACTE
WHILE DRIVING AT 70 MPH ON WET PAVEMENT VEHICLE SLID OFF THE ROAD AND HIT A TREE ON THE SIDE. ALL FOUR OF THE PASSENGERS WERE WEARING SEAT BELTS, AND THE SEAT BELT LOCKS RELEASED ON THEIR OWN. ONE CON
Showing the 5 most serious of 618 complaints filed with NHTSA.
