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2005 GMC Sierra 2500 HD CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW

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!

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2005 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 GMC Sierra 2500 HD automobile. Try the Automotix DIY solution today!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for GMC mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2005 GMC Sierra 2500 HD vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    BRAKE SERVICE PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Power Brake Units -> Delco Brake Booster -> Brake System Bleed -> Hydraulic System Flush -> Manual Bleed -> Master Cylinder Bleed -> Parking Brake Bleed -> Pressure Bleed
    Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL

    Manual Bleed

    • If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
    • Fill master cylinder reservoirs with suitable brake fluid. Ensure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
    • If master cylinder is suspected to have air in bore, it must be bled first. To bleed master cylinder, proceed as follows:
      • Disconnect forward brake pipe connection at master cylinder.
      • Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
      • Connect and ...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> Except Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Tracker & Uplander -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
    Vehicle: 2005 GMC Sierra 2500 HD 8.1 V8 GAS

    Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

    Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

    After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive strategy.

    Engines Less Fuel Pressure ...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    CV AXLE SHAFT, Replace
    Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    • Raise and support vehicle.
    • Remove wheel and tire assembly.
    • Remove drive axle center cap, if equipped.
    • Insert a drift or large screwdriver through brake caliper into one of the brake rotor vanes in order to prevent drive axle wheel drive shaft from turning.
    • Remove nut and washer from hub. Do not reuse nut. A new nut must be used when installing wheel drive shaft.
    • Using J 45859 or equivalent, press wheel drive shaft from hub.
    • Remove bolts securing wheel drive shaft ...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Alternator, Replace
    Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    • Disconnect battery ground cable.
    • Remove air inlet duct, if required.
    • Disconnect terminal plug and battery lead connections from back of alternator.
    • Remove upper fan shroud mounting bolts and fan shroud.
    • Remove accessory drive belt using suitable 3/8 i...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Cabin Air Filter Service -> General Motors Corp./Saturn -> 1999-2007 Silverado, Sierra, 2000-07 Denali, Suburban, Tahoe, Yukon, Yukon XL, 2001-07 Escalade & 2002-07 Avalanche
    Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL

    Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.

    • Remove the righthand instrument panel hush panel.
    • Remove the A/C and heater modul...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    General Motors Corp./Saturn Trucks -> Service Throttle Soon Indicator Lamp ->
    Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    A "Service Throttle Soon" indicator lamp is mounted in the lower righthand instrument cluster corner on these models. It lights when the ignition is turned On, but should go out approximately 1-5 seconds after the engine starts.

    Traditional throttle cables are no longer used on these models. The PCM receives signals from an electron...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL

    Lower

    • Drain cooling system into a suitable container.
    • Reposition radiator outlet hose clamp at radiator.
    • Remove surge tank hose from surge tank.
    • Remove radiator outlet hose from radiator.
    • Reposition hose clamp from water pump.
    • Remove radiator outlet hose from water pump and from veh...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    • Rotate tensioner clockwise to release belt tension using suitable wrench, then remove belt.
    • Route belt over pulleys excep...

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    Component location diagrams for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. from 1990+.

    Full Engine View Diagram for 2005 GMC Sierra 2500 HD  6.0 V8 GASFull Engine View Diagram for 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    Components on diagram:
  • Throttle Position Sensor
  • Manifold Absolute Pressure Sensor
  • Engine Coolant Temperature Sensor
  • Idle Air Control Valve
  • Throttle Body
  • Fuel Composition Sensor Diagram for 2005 GMC Sierra 2500 HD  6.0 V8 GASFuel Composition Sensor Diagram for 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    Components on diagram:
  • Fuel Composition Sensor
  • CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    OEM drawn wiring diagrams for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S.

    2005 GMC Sierra 2500 HD  8.1 V8 GAS Wiring Diagram2005 GMC Sierra 2500 HD 8.1 V8 GAS Wiring Diagram

    Components on diagram:
  • Battery - Left
  • Fuse Block - Mobile Radio
  • 2005 GMC Sierra 2500 HD  6.0 V8 GAS Wiring Diagram2005 GMC Sierra 2500 HD 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Radio
  • Body Control Module
  • Steering Wheel Control Switch Assembly - Upper Left
  • Steering Wheel Control Switch Assembly - Upper Right
  • CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    OEM TSB listings for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. from 1985+.

    Document: 6.6L LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Missing Thickness Grade Markings-Inspect Block for Stampings
    Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL

    Auto Systems:
  • Diesel Engines
  • Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2005 GMC Sierra 2500 HD AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2005 GMC Sierra 2500 HD cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO 2005 GMC Sierra 2500 HD SPECIFICATIONS DATA!

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

    Click here to view more details2005 GMC Sierra 2500 HD Bumper Bracket, Front, Driver Side, AutoTrust Gold products are guaranteed to meet or exceed the original manufacturer's standards and quality; <b>Backed by a 5-year limited warranty</b>; If the part breaks or is damaged - even if you are involved in a wreck or accident - anytime within 5 years from purchase, simply cover shipping and handling and we will send you a new part..

    Source: Auto Body Parts Store

    $11.15

    Click here to view more details about 2009 GMC Sierra 2500 HD Nerf Bars2009 GMC Sierra 2500 HD Nerf Bars, 5 in. oval; Includes four molded plastic step pads that wrap around the bar's front section; Made of aluminum tubing with vacuum metalized mirror finish; Offers maximum step area; With Dee Zee's limited lifetime warranty..

    Source: Auto Body Parts Store

    $307.56

    Click here to view more details2011 GMC Terrain 17" Wheel Skin ABS, Impostor Wheel Skins; Chrome Finish; SLE-1; ABS; 17 Inch, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $54.45

    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 details2002 GMC Sierra 2500 HD Used Vacuum Pump, CHEV EXPRESS PR 35, 6.5 DIESEL, Very Good.

    Source: Used Auto Parts Store

    $204.00

    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
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