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1991 Chevrolet C1500 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Chevrolet C1500 Pickup car and truck repair procedures including Chevrolet engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Chevrolet C1500 Pickup automobile. Try the Automotix DIY solution today!
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    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Chevrolet mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1991 Chevrolet C1500 Pickup vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    A/C & Cooling System Maintenance -> General Motors Corp. -> 1990-95 Chevrolet & GMC C & K, G, P & R & V Series
    Vehicle: 1991 Chevrolet C1500 Pickup 5.7 V8 GAS

    [[table data]]

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    POWER BRAKE UNITS, GENERAL MOTORS -> Bendix Brake Boosters -> HYDRO-BOOST -> ACCUMULATOR SERVICE -> ASSEMBLE -> BLEEDING BOOSTER -> CLEANING & INSPECTION -> DESCRIPTION -> DISASSEMBLE
    Vehicle: 1991 Chevrolet C1500 Pickup 7.4 V8 GAS

    DESCRIPTION

    The Hydro-Boost system, Fig. , provides an additional cylinder in the brake system. This cylinder contains no brake fluid. The Hydro-Boost cylinder is hydraulically operated, by pressurized fluid from the power steering pump, providing power assist to operate a dual master cylinder brake system.

    The booster is composed of two sections; the linkage section and the power section.

    The booster is designed so that if a total absence of power assist occurs, the brakes can be applied manually, but somewhat greater pressure on the brake pedal is required.

    DISASSEMBLE

    • Place accumulato...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> 1999-06 Escalade, Avalanche & Denali, 1988-03 & C/K Pickup (Except 1999-03 Sierra & Silverado), 1992-06 Blazer, Jimmy, Hummer H2, SSR, Suburban, Yukon XL, Tahoe, Yukon, Bravada Gasoline Engines & 2004-06 Rainier, TrailBlazer & Envoy
    Vehicle: 1991 Chevrolet C1500 Pickup 5.7 V8 GAS

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
    Vehicle: 1991 Chevrolet C1500 Pickup 5.0 V8 GAS

    Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.

    Disassemble

    • Support propeller shaft in a line horizontal with table of a press.
    • Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
    • On models equipped with external snap ring retainers, proceed as follows:
      • Disassemble snap rings by ...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    Alternator, Replace
    Vehicle: 1991 Chevrolet C1500 Pickup 4.3 V6 GAS

    • Disconnect battery ground cable.
    • Disconnect terminal plug and battery lead from rear of alternator.
    • Remove accessory drive belt.
    • Remove alternator mounting bolts.
    • Separate alternator from mounting bracket.
    • Rem...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    General Motors Corp./Saturn Trucks -> Traction Control System (TCS)/Electronic Stability Control (ESC) Warning Lamp ->
    Vehicle: 1991 Chevrolet C1500 Pickup 7.4 V8 GAS

    This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If t...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    Radiator, Replace
    Vehicle: 1991 Chevrolet C1500 Pickup 5.7 V8 GAS

    • Drain cooling system into a suitable container.
    • Remove upper fan shroud.
    • Remove radiator hose inlet.
    • Remove radiator hose outlet.
    • Remove transmission oil cooler lines.
    • Remove overflow hose.
    • Remove ...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 1991 Chevrolet C1500 Pickup 7.4 V8 GAS

    • Rotate tensioner counterclockwise, using a 1/2 inch breaker bar with a socket placed on tensioner ...

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    Component location diagrams for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. from 1990+.

    Auxiliary Cooling Fan Temperature Switch Diagram for 1991 Chevrolet C1500 Pickup  7.4 V8 GASAuxiliary Cooling Fan Temperature Switch Diagram for 1991 Chevrolet C1500 Pickup 7.4 V8 GAS

    Components on diagram:
  • Auxiliary Cooling Fan Switch
  • Connector C-140
  • Connector C140
  • RH Side Of Engine Diagram for 1991 Chevrolet C1500 Pickup  5.7 V8 GASRH Side Of Engine Diagram for 1991 Chevrolet C1500 Pickup 5.7 V8 GAS

    Components on diagram:
  • Throttle Position Sensor
  • Air Diverter Solenoid Valve
  • Manifold Absolute Pressure Sensor
  • A/C Compressor Clutch
  • EGR Solenoid Valve
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    OEM drawn wiring diagrams for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S.

    1991 Chevrolet C1500 Pickup  5.0 V8 GAS Wiring Diagram1991 Chevrolet C1500 Pickup 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Clutch Switch
  • Convenience Center
  • Brake Switch
  • Cruise Control Module
  • Cruise Control Switch
  • 1991 Chevrolet C1500 Pickup  7.4 V8 GAS Wiring Diagram1991 Chevrolet C1500 Pickup 7.4 V8 GAS Wiring Diagram

    Components on diagram:
  • Convenience Center
  • Light Switch
  • Ashtray Lamp
  • LH Courtesy Lamp
  • I/P Compartment Box Lamp
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    OEM TSB listings for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. from 1985+.

    Document: Car and Truck Fix It Right the First Time Issues
    Vehicle: 1991 Chevrolet C1500 Pickup 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: GM TIRE WARRANTY PROGRAM CLAIMS GOODWILL GUIDELINES - REVISED
    Vehicle: 1991 Chevrolet C1500 Pickup 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Chevrolet C1500 Pickup AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1991 Chevrolet C1500 Pickup cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet C1500 Pickup SPECIFICATIONS DATA!

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