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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2008 GMC Sierra 2500 HD 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 2008 GMC Sierra 2500 HD automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2008 GMC Sierra 2500 HD

  • 2008 GMC Sierra 2500 HD WT 6.0 V8 GAS, CID:364, Fuel Injection, Aspiration:364, Engine VIN:, Desg:K
  • 2008 GMC Sierra 2500 HD SLT 6.0 V8 GAS, CID:364, Fuel Injection, Aspiration:364, Engine VIN:, Desg:K
  • 2008 GMC Sierra 2500 HD SLE 6.0 V8 GAS, CID:364, Fuel Injection, Aspiration:364, Engine VIN:, Desg:K
  • 2008 GMC Sierra 2500 HD WT 6.6 V8 DIESEL, CID:400, Fuel Injection, Aspiration:400, Engine VIN:, Desg:6
  • 2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL, CID:400, Fuel Injection, Aspiration:400, Engine VIN:, Desg:6
  • 2008 GMC Sierra 2500 HD SLE 6.6 V8 DIESEL, CID:400, Fuel Injection, Aspiration:400, Engine VIN:, Desg:6

WIRING DIAGRAMS FOR 2008 GMC Sierra 2500 HD AUTOMOBILES

OEM drawn wiring diagrams for most 2008 GMC Sierra 2500 HD cars and light trucks sold in the U.S.

2008 GMC Sierra 2500 HD WT 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD WT 6.6 V8 DIESEL Wiring Diagram

Components on diagram:
  • Body Control Module
  • LH Rear Window Switch
  • Driver Window Motor
  • LH Rear Window Motor
  • Driver Door Lock Window Switch
  • 2008 GMC Sierra 2500 HD SLT 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD SLT 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Passenger Door Lock Switch
  • Driver Door Lock Switch
  • 2008 GMC Sierra 2500 HD SLE 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD SLE 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • LH Rear Speaker
  • RH Rear Speaker
  • Audio Amplifier
  • 2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Radio
  • Digital Radio Receiver
  • Cellular Navigation and Digital Radio Antenna
  • 2008 GMC Sierra 2500 HD SLT 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD SLT 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Communication Interface Module
  • 2008 GMC Sierra 2500 HD SLE 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD SLE 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Body Control Module
  • Generator
  • RH Battery
  • Engine Control Module
  • 2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • RH Rear Door Latch
  • LH Rear Door Latch
  • Video Display
  • Vehicle Communication Interface Module
  • 2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD SLT 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Body Control Module
  • RH Battery
  • Radio Fuse Block
  • 2008 GMC Sierra 2500 HD SLE 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD SLE 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Body Control Module
  • Engine Control Module
  • Stoplamp Switch
  • Run Crank Relay
  • 2008 GMC Sierra 2500 HD WT 6.6 V8 DIESEL Wiring Diagram2008 GMC Sierra 2500 HD WT 6.6 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Electrical Symbols
  • CLICK HERE TO GET FULL ACCESS TO 2008 GMC Sierra 2500 HD WIRING DIAGRAMS!

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

    Click here to view more details2005 GMC Sierra 2500 HD Bumper Cover, Front.

    Source: Auto Body Parts Store

    $197.94

    Click here to view more details about 2006 GMC Sierra 2500 HD Bed Rails2006 GMC Sierra 2500 HD Bed Rails, Made of stainless steel; Features solid die cast construction; Curved to match truck bed; Easy and quick no-drill installation..

    Source: Auto Body Parts Store

    $180.55

    Click here to view more details1972 GMC Sprint 15" x 7" Trim Ring Set For 15 X 7 Wheels On Z28 Models, Trim Ring Set For 15 X 7 Wheels On Z28 Models, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $230.50

    Click here to view more details2004 GMC Sierra 2500 HD V8, 8.1 L, 495 CID Rebuilt Engine, Roller Vortec, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $3,265.00

    Click here to view more details2010 GMC Sierra 2500 HD Used Rear View Mirror, WITH GPS, Very Good.

    Source: Used Auto Parts Store

    $170.00

    Click here to view more details2010 GMC Sierra 2500 HD Used Rear View Mirror, Without video; w/Intellibeam headlamps (opt TQ5), w/OnStar (opt UE1), Very Good.

    Source: Used Auto Parts Store

    $88.00
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