1993 GMC Safari Service and Repair Manual
1993 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
- Base Extended Cargo Van 3-Door
- Base Standard Cargo Van 3-Door
- Base Extended Passenger Van 3-Door
- SLE Standard Passenger Van 3-Door
- SLT Standard Passenger Van 3-Door
- Base Standard Passenger Van 3-Door
- SLT Extended Passenger Van 3-Door
- GT 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 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
CERTAIN R&B, INC. CENTRAL MULTIPORT FUEL INJECTION (CMFI) FUEL RETURN LINES, MODELS HELP 55163, NAPA BALKAMP 700-3270, AND THE CONNECTION 2560001, SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR THE VEHICLE
A FUEL LEAK CAN OCCUR AT THE VALVE, POSSIBLY RESULTING IN A FIRE.
R&B, INC. WILL NOTIFY OWNERS AND AT THE CUSTOMERS REQUEST, EITHER REPLACE THE FUEL LINE OR OFFER A F
GENERAL MOTORS: ON ALL 1988-2009 FULL SIZE CHEVROLET/GMC PICKUPS, UTILITIES AND VANS, THE BRAKE PEDAL WILL MOVE DOWN OR SELF APPLY DURING FULL LOCK TURNS OR NEAR FULL LOCK TURNS. CHEVROLET ASTRO AND GMC SAFARI VANS; HUMMER 2 ARE INCLUDED. *
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
WINDOW REGULATOR MOTOR DOES NOT FIT. *TT
DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT
SOME CUSTOMERS MAY COMMENT THAT THE RIGHT REAR DOOR HANDLE ON THE CARGO DOOR BREAKS. *TT
SUBJECT REGARDING ABS 3-SENSOR EBC4 - SPECIAL POLICY. *TT
INTERMITTENT HESTIATIONS, LOW POWER, AND ROUGH RUNNING ENGINE IN COLD TEMPERATURES (REPLACE PCM). *TW
SPECIAL POLICY ADJUSTMENT - LINEAR EXHAUST GAS RECIRCULATION SYSTEM. *TW
Showing the 8 most recent of 20 technical service bulletins on file with NHTSA.
DRIVING AT APPROXIMATELY 35-45 MPH WENT TO APPLY BRAKES, HEARD GROANING NOISE, BRAKES DID NOT CATCH , VEHICLE KEPT GOING, RESULTING IN A CRASH. BRAKE ENGINEER SAID NOTHING WAS WRONG WITH VEHICLE. *A
GEAR SHIFTER CAN BE MOVED WITHOUT PUTTING FOOT ON BRAKE. PLEASE GIVE MORE DETAILS. TT
REPEATED BREAK FAILURE, THIS TIME TOTAL FAILURE CAUSED WRECK NOT INVOLVING ANY OTHER VEHICALS OR PERSONAL PROPERTY. VAN IS TOTAL LOSS.*AK
WHEN APPLYING THE BRAKES VEHICLE DID NOT STOP, AND DRIVER HIT VEHICLE IN FRONT OF HIM. DEALER HAS SEEN VEHICLE, AND SAID BRAKES WERE NORMAL. *AK
WHEN APPLYING THE ABS BRAKES, THE PEDAL WENT TO THE FLOOR AND THE BRAKES FAILED TO STOP THE VEHICLE, CAUSING AN ACCIDENT. *AK
Showing the 5 most serious of 79 complaints filed with NHTSA.
