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2001 GMC Sierra 1500 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
- A/C & Heater Service
- 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 2001 GMC Sierra 1500 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 1500 HD automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
Vacuum & Wiring Diagrams -> Light Duty Trucks & Vans
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
Anti-lock Brakes -> Kelsey-Hayes -> Precautions -> Battery Ground Cable -> Delco LOC II -> General Service Precautions -> Radio Security System -> Theftlock
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Radio Security System
Theftlock
If the Theftlock system is active when battery power is interrupted, the customers security code must be entered to restore proper function of the radio. To unlock a secured radio after power loss, proceed as follows:
- "LOC" appears with ignition in On position.
- Press "NM" and "000" will appear on display.
- Press "NM" again to make last two digits agree with security code.
- Press "HR" to make first 1 or 2 digits agree with security code.
- Press "AM-FM" to select code entered. "SEC" wi...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2001 GMC Sierra 1500 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: 2001 GMC Sierra 1500 HD 6.0 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 ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
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 2001 GMC Sierra 1500 HD AUTOMOBILES
Starter, Replace
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Disconnect starter solenoid electrical connectors.
- Remove starter motor mounting bolts, washers, shims, then starter motor from vehicle.
- Reverse proced...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2001 GMC Sierra 1500 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: 2001 GMC Sierra 1500 HD 6.0 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 2001 GMC Sierra 1500 HD AUTOMOBILES
General Motors Corp./Saturn Trucks -> Change Oil, Change Oil Now Or Change Oil Soon Lamp & Messages -> 2001-04 Sierra & Silverado
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
These models are equipped with an oiling system indicator lamp which will flash if the oil level drops below a safe point or will remain lit when the oil and filter are ready to be changed.
After changing the oil and filter, reset the monitor by proceeding as fol...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
Radiator, Replace
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
- Drain radiator coolant into suitable container.
- Remove upper and lower radiator hoses.
- Remove mounting bolts and lower fan shroud.
- Remove engine vent hose and surge take hose.
- Disconnect engine o...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS
- Rotate tensioner clockwise to release belt tension using suitable wrench, then remove belt.
- Route belt over pulleys excep...
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COMPONENT LOCATION DIAGRAMS FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
Component location diagrams for most 2001 GMC Sierra 1500 HD cars and light trucks sold in the U.S. from 1990+.
 Engine Compartment Junction Block Diagram for 2001 GMC Sierra 1500 HD 6.0 V8 GASComponents on diagram: |
 Parking Brake Components Diagram for 2001 GMC Sierra 1500 HD 6.0 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
OEM drawn wiring diagrams for most 2001 GMC Sierra 1500 HD cars and light trucks sold in the U.S.
 2001 GMC Sierra 1500 HD 6.0 V8 GAS Wiring DiagramComponents on diagram: |
 2001 GMC Sierra 1500 HD 6.0 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
OEM TSB listings for most 2001 GMC Sierra 1500 HD cars and light trucks sold in the U.S. from 1985+.
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Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS Auto Systems: |
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Document: DTC P0446 (Restricted/Blocked EVAP Vent Path) Set, Check Engine Light On Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2001 GMC Sierra 1500 HD AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2001 GMC Sierra 1500 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 2001 GMC Sierra 1500 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 2001 GMC Sierra 1500 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 2001 GMC Sierra 1500 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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