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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 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD WT 6.0 V8 GAS Wiring Diagram

Components on diagram:
  • HVAC Control Module
  • Outside Rearview Mirror Switch
  • Driver Outside Rearview Mirror
  • Driver Door Lock Window Switch
  • 2008 GMC Sierra 2500 HD WT 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD WT 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Rear Defogger Relay
  • HVAC Control Module
  • Driver Outside Rearview Mirror
  • Passenger Outside Rearview Mirror
  • 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
  • Passenger Door Lock Switch
  • Driver Door Lock Switch
  • 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:
  • LH Front Speaker
  • RH Front Speaker
  • Subwoofer Speaker
  • LH Front Tweeter Speaker
  • RH Front Tweeter Speaker
  • 2008 GMC Sierra 2500 HD WT 6.0 V8 GAS Wiring Diagram2008 GMC Sierra 2500 HD WT 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • RH Battery
  • Auxiliary Battery Relay
  • LH Battery
  • Underhood Fuse Block
  • 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:
  • 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:
  • Sunroof Control Module
  • Body Control Module
  • Sunroof Switch
  • Sunroof Motor
  • 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:
  • Memory Seat Module
  • Passenger Heated Seat Switch
  • Passenger Heated Seat Back Element
  • Passenger Heated Seat Cushion Element
  • Passenger Door Lock Window Switch
  • 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:
  • Power Take Off Switch
  • Power Take Off Module
  • 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 details2010 GMC Sierra 2500 HD Bumper End, Rear, Driver Side, With parking aid sensor holes; Ensures precise and perfect fit for a reliable and efficient performance; Adds unique and distinctive styling that gives your vehicle a custom look; With 2 years limited TrustBuilt warranty..

    Source: Auto Body Parts Store

    $179.57

    Click here to view more details about 2010 GMC Sierra 2500 HD Mirror, Driver And Passenger Side2010 GMC Sierra 2500 HD Mirror, Driver And Passenger Side, Includes all necessary mounting hardware and instructions for easy installation; Made from tough ABS plastic and provides distinctive aerodynamic styling; The passenger side mirror comes with convex glass for greater vision; Paintable to match the vehicle's color; No cutting and splicing required; Please use part number S8395012110 when purchasing replacement mirror glass for this mirror set; With Street Scene's limited 3-year warranty..

    Source: Auto Body Parts Store

    $138.56

    Click here to view more details2013 GMC Yukon Denali Tail Light Assembly, Passenger Side, PASSENGER SIDE TAIL LIGHT ASSEMBLY, CLEAR OUTER LENS FOR DENALI MODELS, INCLUDES WIRING HARNESS, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $57.45

    Click here to view more details2005 GMC Sierra 2500 HD V8, 6.0 L, 368 CID Rebuilt Engine, 6.0 V-8 Aluminum Heads, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,099.00

    Click here to view more details2006 GMC Sierra 2500 HD Used Air Flow Meter/Sensor, DIESEL, Very Good.

    Source: Used Auto Parts Store

    $127.00

    Click here to view more details2011 GMC Sierra 2500 HD Used Air Flow Meter/Sensor, 6.6, AUTO, 4X4, Very Good.

    Source: Used Auto Parts Store

    $85.00
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