1998 GMC Safari Service and Repair Manual
1998 GMC Safari 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 troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- SL Extended Cargo Van 3-Door
- SLT Extended Passenger Van 3-Door
- SLX Extended Passenger Van 3-Door
- SLE Extended Passenger Van 3-Door
Engines covered
- 4.3L 262Cu. 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
CERTAIN SPORT UTILITY VEHICLES, MINI VANS, AND PICKUP TRUCKS MAY DEVELOP A SHORT CIRCUIT IN THE ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH.
IF THIS WERE TO HAPPEN, IT COULD RESULT IN AN INOPERATIVE SWITCH, HEAT DAMAGE TO THE DRIVER'S DOOR,
DEALERS WILL INSTALL A FUSED JUMPER HARNESS TO THE ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH. OWNER
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
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 communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
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 PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT AFTER A TRANSMISSION OR TORQUE CONVERTER REPLACEMENT THE VEHICLE MAY HAVE A HARSH 1-2 UPSHIFT AND THE CHECK ENGINE LIGHT OR SERVICE ENGINE
Showing the 8 most recent of 42 technical service bulletins on file with NHTSA.
WHILE DRIVING 20-25MPH AND GOING STRAIGHT VEHICLE MADE A POPPING NOISE, AND STEERING FAILED. VEHICLE WAS FORCED TO GO INTO A DITCH DUE TO STEERING WHEEL NOT BEING ABLE TO TURN. THERE WAS ONE INJURY
WAS CROSSING A 4- LANE HIGHWAY WHEN ANOTHER VEHICLE BROADSIDED SAFARI. UPON IMPACT, NEITHER AIR BAGS DEPLOYED. DRIVER SUFFERED SPINAL INJURY AND WAS HOSPITALIZED. POLICE REPORT INCLUDED. *AK
CONSUMER LOST CONTROL BECAUSE BRAKES DID NOT CATCH, CAUSING HIM TO HIT A PARKED CAR. HE WAS BACKING OUT OF DRIVEWAY.*AK
DRIVER COULD NOT AVOID HITTING OTHER VEHICLE DUE TO STEERING LOCKING UP WHEN APPLYING THE BRAKES.
CONSUMER WAS INVOLVED IN A 30 MPH HEAD-ON COLLISION IN WHICH DRIVER'S AND PASSENGER AIR BAGS DID NOT DEPLOY. PLEASE GIVE ANY FURTHER DETAILS.*AK
Showing the 5 most serious of 111 complaints filed with NHTSA.
