1990 GMC K1500 Pickup Component Locations (ONLINE REPAIR MANUALS)

Auto Parts Search


Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 GMC K1500 Pickup car and truck repair procedures including GMC 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 1990 GMC K1500 Pickup automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 1990 GMC K1500 Pickup

  • 1990 GMC K1500 Pickup Sierra 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
  • 1990 GMC K1500 Pickup Sierra 6.2 V8 DIESEL, CID:379, Fuel Injection, Aspiration:379, Engine VIN:, Desg:C
  • 1990 GMC K1500 Pickup Sierra 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
  • 1990 GMC K1500 Pickup Sierra 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
  • 1990 GMC K1500 Pickup Sierra XC 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
  • 1990 GMC K1500 Pickup Sierra XC 6.2 V8 DIESEL, CID:379, Fuel Injection, Aspiration:379, Engine VIN:, Desg:C
  • 1990 GMC K1500 Pickup Sierra XC 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
  • 1990 GMC K1500 Pickup Sierra XC 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K

COMPONENT LOCATION DIAGRAMS FOR 1990 GMC K1500 Pickup AUTOMOBILES

Component location diagrams for most 1990 GMC K1500 Pickup cars and light trucks sold in the U.S. from 1990+.

Under LH Side I/P Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GASUnder LH Side I/P Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GAS

Components on diagram:
  • Cruise Control Release Switch
  • Connector C267
  • Connector C268
  • Connector C269
  • Torque Converter Clutch Switch Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GASTorque Converter Clutch Switch Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GAS

    Components on diagram:
  • Transmission Converter Clutch
  • Connector C271
  • Heater Components Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GASHeater Components Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GAS

    Components on diagram:
  • Heater Components
  • Fast Idle Soleniod Diagram for 1990 GMC K1500 Pickup Sierra 5.0 V8 GASFast Idle Soleniod Diagram for 1990 GMC K1500 Pickup Sierra 5.0 V8 GAS

    Components on diagram:
  • Throttle Position Sensor
  • Fast Idle Solenoid
  • Cold Advance Control
  • Fuel Shutoff Valve
  • Connector C117
  • Coolant Temperature Sensor Diagram for 1990 GMC K1500 Pickup Sierra 4.3 V6 GASCoolant Temperature Sensor Diagram for 1990 GMC K1500 Pickup Sierra 4.3 V6 GAS

    Components on diagram:
  • Coolant Temperature Sensor
  • Splice S123
  • Ground G107
  • Connector C143
  • Auxiliary Battery Components Diagram for 1990 GMC K1500 Pickup Sierra 6.2 V8 DIESELAuxiliary Battery Components Diagram for 1990 GMC K1500 Pickup Sierra 6.2 V8 DIESEL

    Components on diagram:
  • Auxiliary Battery Relay
  • Ground G104
  • Junction Block Diagram for 1990 GMC K1500 Pickup Sierra XC 5.7 V8 GASJunction Block Diagram for 1990 GMC K1500 Pickup Sierra XC 5.7 V8 GAS

    Components on diagram:
  • Junction Block
  • Connector C186
  • Fuse Holder
  • Ground G110
  • Door Components Diagram for 1990 GMC K1500 Pickup Sierra XC 4.3 V6 GASDoor Components Diagram for 1990 GMC K1500 Pickup Sierra XC 4.3 V6 GAS

    Components on diagram:
  • Power Window Motor
  • Power Door Lock Motor
  • Connector C503
  • Connector C502
  • Connector C505
  • Electronic Control Module Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GASElectronic Control Module Diagram for 1990 GMC K1500 Pickup Sierra 5.7 V8 GAS

    Components on diagram:
  • Electronic Control Module
  • Hot Fuel Handling Module
  • Splice S215
  • Splice S235
  • Splice S240
  • CLICK HERE TO GET FULL ACCESS TO 1990 GMC K1500 Pickup PARTS/COMPONENTS LOCATION DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find