1998 GMC C3500 Pickup Wiring Diagrams (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 1998 GMC C3500 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 1998 GMC C3500 Pickup automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 1998 GMC C3500 Pickup

  • 1998 GMC C3500 Pickup 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R
  • 1998 GMC C3500 Pickup 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:S
  • 1998 GMC C3500 Pickup 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
  • 1998 GMC C3500 Pickup 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:J
  • 1998 GMC C3500 Pickup 5.7 V8 CNG, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R

WIRING DIAGRAMS FOR 1998 GMC C3500 Pickup AUTOMOBILES

OEM drawn wiring diagrams for most 1998 GMC C3500 Pickup cars and light trucks sold in the U.S.

1998 GMC C3500 Pickup  5.7 V8 CNG Wiring Diagram1998 GMC C3500 Pickup 5.7 V8 CNG Wiring Diagram

Components on diagram:
  • Sensing And Diagnostic Module
  • Electronic Brake Control Module
  • Powertrain Control Module
  • 1998 GMC C3500 Pickup  6.5 V8 DIESEL Wiring Diagram1998 GMC C3500 Pickup 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Cargo Lamp Switch
  • Cargo Lamp
  • 1998 GMC C3500 Pickup  6.5 V8 DIESEL Wiring Diagram1998 GMC C3500 Pickup 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Remote Control Door Lock Receiver
  • Liftgate Release Switch
  • Liftgate Release Motor
  • 1998 GMC C3500 Pickup  7.4 V8 GAS Wiring Diagram1998 GMC C3500 Pickup 7.4 V8 GAS Wiring Diagram

    Components on diagram:
  • Illuminated Vanity Mirror, Left Hand
  • Illuminated Vanity Mirror, Right Hand
  • 1998 GMC C3500 Pickup  5.7 V8 GAS Wiring Diagram1998 GMC C3500 Pickup 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Transfer Case Control Module
  • Cargo Lamp Switch
  • Automatic Transfer Case Control Module
  • Automatic Transfer Case
  • Instrument Panel Compartment Box Lamp
  • 1998 GMC C3500 Pickup  5.7 V8 GAS Wiring Diagram1998 GMC C3500 Pickup 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Headlamp and Panel Dimmer Switch
  • Instrument Panel Compartment Box Lamp
  • 1998 GMC C3500 Pickup  5.7 V8 GAS Wiring Diagram1998 GMC C3500 Pickup 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Electrical Symbol Identification
  • 1998 GMC C3500 Pickup  5.7 V8 CNG Wiring Diagram1998 GMC C3500 Pickup 5.7 V8 CNG Wiring Diagram

    Components on diagram:
  • Blower Switch
  • Blower Motor
  • Blower Motor Relay
  • Blower Resistor
  • HVAC Control Module
  • 1998 GMC C3500 Pickup  6.5 V8 DIESEL Wiring Diagram1998 GMC C3500 Pickup 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Daytime Running Lamps Relay
  • Daytime Running Lamp Module
  • Daytime Running Lamp
  • 1998 GMC C3500 Pickup  6.5 V8 DIESEL Wiring Diagram1998 GMC C3500 Pickup 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Auxiliary Blower Relay
  • Convenience Center
  • Auxiliary Blower Motor
  • Auxiliary Blower Resistor
  • Auxiliary HVAC Control Module Rear
  • CLICK HERE TO GET FULL ACCESS TO 1998 GMC C3500 Pickup WIRING 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