Item Description

"1991 Light Duty Truck Fuel and Emissions Service Manual Including Driveability (Fuel Injected Gas Engines Only)" Written for GMC dealership mechanics, this factory-published original manual shows you how to work on your vehicle's electronic fuel & emissions controls for fuel injected gas engines. Learn to locate, test, troubleshoot, repair, or replace the sensors, valves, and electronic control modules. This manual also cover driveability--how smoothly your engine starts, runs, and stops. You will learn to troubleshoot problems like hard start, rough idle, and dieseling. With step-by-step instructions, clear pictures, exploded view illustrations, schematics, and specifications, you will have the information you need to get your project on the road and keep it there. This manual covers 1991 GMC trucks, including half ton, three-quarter ton, one ton, 1500, 2500, 3500, C, K, G, P, R/V, pickup, Suburban, full-size JIMMY, S-15 JIMMY, Sonoma, stakebed, platform, crew cab, Safari, Vandura, Rally Van, van chassis, hi-cube van, forward control chassis, and stepvan. Includes 2 wheel drive, 4 wheel drive, and dually models. Includes van-based well as forward control motorhomes chassis, classes A & C. This book measures 8.5" x 11" and is 1" thick. Buy now to own the best manual for your vehicle.

Item Specifications

  • Exact Title: "1991 Light Duty Truck Fuel and Emissions Service Manual Including Driveability (Fuel Injected Gas Engines Only)"
  • Author: GMC
  • Dimensions: 11.00 x 8.50 x 1.00
  • OEM Part Number: X9136

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    Model-Year Application

    This manual covers 1991 GMC trucks, including half ton, three-quarter ton, one ton, 1500, 2500, 3500, C, K, G, P, R/V, pickup, Suburban, full-size JIMMY, S-15 JIMMY, Sonoma, stakebed, platform, crew cab, Safari, Vandura, Rally Van, van chassis, hi-cube van, forward control chassis, and stepvan. Includes 2 wheel drive, 4 wheel drive, and dually models. Includes van-based well as forward control motorhomes chassis, classes A & C.

    • 1991 GMC C1500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC C1500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC C1500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra SLX Cab & Chassis 2-Door
    • 1991 GMC C3500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC Forward Control
    • 1991 GMC G1500 Rally Standard Passenger Van 3-Door
    • 1991 GMC G1500 Vandura Extended Cargo Van 3-Door
    • 1991 GMC G2500 Rally Extended Passenger Van 3-Door
    • 1991 GMC G2500 Vandura Extended Cargo Van 3-Door
    • 1991 GMC G3500 Magnavan Cutaway Van 2-Door
    • 1991 GMC G3500 Rally Extended Passenger Van 3-Door
    • 1991 GMC G3500 Rally STX Extended Passenger Van 3-Door
    • 1991 GMC G3500 Vandura Extended Cargo Van 3-Door
    • 1991 GMC G3500 Vandura Standard Cargo Van 3-Door
    • 1991 GMC K1500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC K1500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC K1500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra Cab & Chassis 2-Door
    • 1991 GMC K3500 Sierra SLE Cab & Chassis 2-Door
    • 1991 GMC K3500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC P3500 Cab & Chassis 2-Door
    • 1991 GMC R1500 Suburban Sport Utility 4-Door
    • 1991 GMC R3500 Cab & Chassis 4-Door
    • 1991 GMC R3500 SLE Cab & Chassis 4-Door
    • 1991 GMC S15 JIMMY SLE Sport Utility 2-Door
    • 1991 GMC S15 JIMMY SLS Sport Utility 2-Door
    • 1991 GMC S15 JIMMY SLT Sport Utility 4-Door
    • 1991 GMC S15 JIMMY Sport Utility 4-Door
    • 1991 GMC Safari Extended Passenger Van 3-Door
    • 1991 GMC Safari SLE Standard Passenger Van 3-Door
    • 1991 GMC Safari SLT Standard Passenger Van 3-Door
    • 1991 GMC Safari Standard Passenger Van 3-Door
    • 1991 GMC Sonoma SLE Extended Cab Pickup 2-Door
    • 1991 GMC Sonoma Standard Cab Pickup 2-Door
    • 1991 GMC Tracker Sport Utility 2-Door
    • 1991 GMC V2500 Suburban Sport Utility 4-Door
    • 1991 GMC V3500 SLE Crew Cab Pickup 4-Door
    • 1991 GMC C1500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC C1500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC C1500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC C2500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra Cab & Chassis 2-Door
    • 1991 GMC C3500 Sierra SLE Cab & Chassis 2-Door
    • 1991 GMC C3500 Sierra SLE Standard Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC C3500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC G1500 Rally Extended Passenger Van 3-Door
    • 1991 GMC G1500 Rally STX Extended Passenger Van 3-Door
    • 1991 GMC G1500 Vandura Standard Cargo Van 3-Door
    • 1991 GMC G2500 Rally STX Extended Passenger Van 3-Door
    • 1991 GMC G2500 Vandura Standard Cargo Van 3-Door
    • 1991 GMC G3500 Rally Camper Special Cutaway Van 2-Door
    • 1991 GMC G3500 Rally Standard Passenger Van 3-Door
    • 1991 GMC G3500 Rally STX Standard Passenger Van 3-Door
    • 1991 GMC G3500 Vandura Special Cutaway Van 2-Door
    • 1991 GMC JIMMY Sport Utility 2-Door
    • 1991 GMC K1500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC K1500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC K1500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra SLX Extended Cab Pickup 2-Door
    • 1991 GMC K2500 Sierra Standard Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra Extended Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra SLE Extended Cab Pickup 2-Door
    • 1991 GMC K3500 Sierra SLX Cab & Chassis 2-Door
    • 1991 GMC K3500 Sierra SLX Standard Cab Pickup 2-Door
    • 1991 GMC Motorhome Chassis
    • 1991 GMC P3500 Stripped Chassis 0-Door
    • 1991 GMC R2500 Suburban Sport Utility 4-Door
    • 1991 GMC R3500 Crew Cab Pickup 4-Door
    • 1991 GMC R3500 SLE Crew Cab Pickup 4-Door
    • 1991 GMC S15 JIMMY SLE Sport Utility 4-Door
    • 1991 GMC S15 JIMMY SLS Sport Utility 4-Door
    • 1991 GMC S15 JIMMY Sport Utility 2-Door
    • 1991 GMC Safari Extended Cargo Van 3-Door
    • 1991 GMC Safari SLE Extended Passenger Van 3-Door
    • 1991 GMC Safari SLT Extended Passenger Van 3-Door
    • 1991 GMC Safari Standard Cargo Van 3-Door
    • 1991 GMC Sonoma Extended Cab Pickup 2-Door
    • 1991 GMC Sonoma SLE Standard Cab Pickup 2-Door
    • 1991 GMC Syclone Standard Cab Pickup 2-Door
    • 1991 GMC V1500 Suburban Sport Utility 4-Door
    • 1991 GMC V3500 Crew Cab Pickup 4-Door


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    "1991 Light Duty Truck Fuel and Emissions Service Manual Including Driveability (Fuel Injected Gas Engines Only)" Written for GMC dealership mechanics, this factory-published original manual shows you how to work on your vehicle's electronic fuel & emissions controls for fuel injected gas engines. Learn to locate, test, troubleshoot, repair, or replace the sensors, valves, and electronic control modules. This manual also cover driveability--how smoothly your engine starts, runs, and stops. You will learn to troubleshoot problems like hard start, rough idle, and dieseling. With step-by-step instructions, clear pictures, exploded view illustrations, schematics, and specifications, you will have the information you need to get your project on the road and keep it there. This manual covers 199