2002 GMC Sierra 2500 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 2002 GMC Sierra 2500 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 2002 GMC Sierra 2500 automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

WIRING DIAGRAMS FOR 2002 GMC Sierra 2500 AUTOMOBILES

OEM drawn wiring diagrams for most 2002 GMC Sierra 2500 cars and light trucks sold in the U.S.

2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

Components on diagram:
  • Body Control Module
  • Ignition Key Alarm Switch
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Door Lock Switch-Driver
  • Door Jamb Switch-Front Passenger
  • Door Jamb Switch-RR
  • Door Jamb Switch-Driver
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Window Switch-LR
  • Window Motor-LR
  • Window/Door Lock Switch-Driver
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Stoplamp Switch
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • 1-2 Shift Solenoid Valve
  • 3-2 Shift Solenoid Valve
  • Torque Converter Clutch Pulse Width Modulation Solenoid Valve
  • Torque Converter Clutch Solenoid Valve
  • 2-3 Shift Solenoid Valve
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Vehicle Speed Sensor
  • Powertrain Control Module
  • Vehicle Speed Sensor Adapter
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Generator
  • Powertrain Control Module
  • Message Center
  • Data Link Communications
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Park Brake Switch
  • Brake Fluid Level Switch
  • Body Control Module
  • Electronic Brake Control Module
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Exterior Illumination Lamps Relay
  • Outside Rearview Mirror-Front Passenger
  • Outside Rearview Mirror-Driver
  • Window Door Lock Switch-Front Passenger
  • 2002 GMC Sierra 2500  6.0 V8 GAS Wiring Diagram2002 GMC Sierra 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Speaker LR
  • Speaker RR
  • Speaker RF Door
  • Speaker LF Door
  • CLICK HERE TO GET FULL ACCESS TO 2002 GMC Sierra 2500 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