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1991 GMC K2500 Service and Repair Manual
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$29.99 USD
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Covers all 1991 K2500 trims — Sierra SLE Standard Cab Pickup 2-Door, Sierra Extended Cab Pickup 2-Door, Sierra SLE Extended Cab Pickup 2-Door +4 more ·
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Complete repair procedures
Wiring diagrams & schematics
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1991 GMC K2500 Service and Repair Manual
Regular price
$29.99 USD
Unit price
1991 GMC K2500 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
- Sierra SLE Standard Cab Pickup 2-Door
- Sierra Extended Cab Pickup 2-Door
- Sierra SLE Extended Cab Pickup 2-Door
- Sierra SLX Extended Cab Pickup 2-Door
- Sierra SLX Standard Cab Pickup 2-Door
- Sierra SLX Cab & Chassis 2-Door
- Sierra Cab & Chassis 2-Door
- Sierra SLE Cab & Chassis 2-Door
- Sierra Standard Cab Pickup 2-Door
Engines covered
- 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
- 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
- 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated
- 4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated
- 5.7L 350Cu. In. V8 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 HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. TH
Consequence
THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN A FIRE.
Remedy
HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 20
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
Consequence
THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. I
Remedy
HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB
UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.
Consequence
THE VENTED TRANSMISSION FLUID CAN CATCH FIRE IF EXPOSEDTO A SOURCE OF IGNITION.
Remedy
INSTALL A LONGER TRANSMISSION VENT HOSE ROUTED TO THE LEFT SIDE OF THE ENGINE COMPARTMENT OF THE VEH
No service bulletins
No technical service bulletins on file with NHTSA for the 1991 GMC K2500.
THE CUSTOMER WAS DRIVING ON THE HIGHWAY AND HE LOOKED UP THROUGH THE REARVIEW MIRROR, AND NOTICED SMOKE FROM THE BACK OF HIS CAR. HE ALSO NOTICED THAT CAR WAS SLOWING DOWN, NO POWER. HE PULLED OVER,
REAR SEAT BELT WILL NOT COME OUT. *AK
THE HARDWARE WHICH ALLOWS YOU TO ADJUST THE SEAT ON THE TRACK BROKE, CAUSING THE SEAT TO SLIDE FORWARD DURING BREAKING, WHICH THEN CAUSED HARDER BREAKING NEARLY CAUSING AN ACCIDENT
DURING EMERGENCY STOP THE ABS BRAKE SYSTEM LOCKED UP, CAUSING FLAT SPOTS ON ALL 4 TIRES.
Other Years of the GMC K2500
2000 GMC K2500 Service and Repair Manual1999 GMC K2500 Service and Repair Manual1998 GMC K2500 Service and Repair Manual1997 GMC K2500 Service and Repair Manual1996 GMC K2500 Service and Repair Manual1995 GMC K2500 Service and Repair Manual1994 GMC K2500 Service and Repair Manual1993 GMC K2500 Service and Repair Manual1992 GMC K2500 Service and Repair Manual1990 GMC K2500 Service and Repair Manual1989 GMC K2500 Service and Repair Manual1988 GMC K2500 Service and Repair Manual1986 GMC K2500 Service and Repair Manual1985 GMC K2500 Service and Repair Manual1984 GMC K2500 Service and Repair Manual1983 GMC K2500 Service and Repair Manual1982 GMC K2500 Service and Repair Manual