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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!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
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!
BRAKE SERVICE PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
Drum Brakes -> Brake Service -> Aztek, Rendezvous & Vue -> Canyon, Colorado, Sierra & Silverado -> Equinox & Torrent -> Express & Savana -> HHR -> Installation -> Montana, Silhouette, Trans Sport & Venture -> Removal -> Tracker
Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS
Aztek, Rendezvous & Vue
Removal
- Raise and support vehicle.
- Mark relationship of drum to hub.
- Remove and discard retaining clip.
- Remove brake drum. If brake drum does not come off easily, proceed as follows:
- Loosen parking brake cable.
- Remove backing plate access hole plug.
- Disengage self adjuster by inserting suitable flat-bladed tool through backing plate access hole.
- Loosen adjuster screw by inserting another flat-bladed tool through access hole .
- Install access hole plug.
- Apply small amount of penetrating oil around brake drum center hole.
- Remove brake drum.
- Disengage adjuster spring hook e...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> 1999-06 Silverado & Sierra
Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS
Refer ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL
Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.
Disassemble
- Support propeller shaft in a line horizontal with table of a press.
- Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
- On models equipped with external snap ring retainers, proceed as follows:
- Disassemble snap rings by ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
Starter, Replace
Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL
- Disconnect battery ground cable.
- Raise and support vehicle, then remove righthand front tire and wheel assembly.
- Remove righthand front fender wheelhouse inner panel.
- Remove starter motor battery positive cable, then solenoid wires.
- Remove star...
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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 8.1 V8 GAS
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...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
General Motors Corp./Saturn Trucks -> Service Four Wheel Drive (4WD) System Warning Lamp ->
Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL
This lamp should light for approximately 6-8 seconds when the ignition is turned On as a bulb check. If the ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
Radiator, Replace
Vehicle: 2005 GMC Sierra 2500 HD 6.6 V8 DIESEL
- Drain coolant into a suitable container.
- Remove radiator air upper baffle retainers, then upper air baffle, Fig. .
- Remove inlet and outlet hoses from radiator.
- Lift lower fan shroud upward to disengage from clips, then remove lower fan shroud from vehicle.
- Remove surge tank hose from radiator
- Remove and discard radiator quick connect fittings as follows:
- Pull caps back along pipe, then holding one leg o...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2005 GMC Sierra 2500 HD AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2005 GMC Sierra 2500 HD 8.1 V8 GAS
- Rotate tensioner counterclockwise, using suitab...
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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+.
 Door Latch Assembly, Passenger Diagram for 2005 GMC Sierra 2500 HD 6.0 V8 GASComponents on diagram: |
 Transfer Case Harness Routing Diagram for 2005 GMC Sierra 2500 HD 8.1 V8 GASComponents on diagram: |
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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 DiagramComponents on diagram: |
 2005 GMC Sierra 2500 HD 8.1 V8 GAS Wiring DiagramComponents on diagram: |
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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+.
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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: |
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Document: GM of Canada New Vehicle Limited Warranty Tire Program Vehicle: 2005 GMC Sierra 2500 HD 6.0 V8 GAS Auto Systems: |
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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
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