2001 GMC Sierra 1500 HD A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> Heater Troubleshooting
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

Refer to "Diagnostic ... "

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A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Charging Valve Locations -> Domestic Light Trucks & Vans -> 2001-02
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

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CLICK HERE TO GET FULL ACCESS TO 2001 GMC Sierra 1500 HD A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Thermal Expansion Valve (TXV), Replace -> Aztek -> Montana, Silhouette & Venture -> Rendezvous -> Tracker -> Vue
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

Aztek
  • Recover refrigerant as outlined under .
  • Reposition heater hoses for clearance.
  • Disconnect vacuum hose from brake booster and reposition.
  • Disconnect evaporator outlet tube from TXV.
  • Disconnect evaporator outlet tube from evaporator inlet tube.
  • Remove and discard sealing washers.
  • Cap or tape open A/C refrigerant tubes immediately to prevent contamination of refrigerant system.
  • Remove TXV from evaporator core.
  • Remove and discard sealing washers. Cap or tape off evaporator core.
  • Reverse procedure...

CLICK HERE TO GET FULL ACCESS TO 2001 GMC Sierra 1500 HD A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Compressor Service -> HD6/HT6/HU6 Compressor -> Precautions -> Battery Ground Cable -> Product Compatibility
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

Product Compatibility

Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Ref...

CLICK HERE TO GET FULL ACCESS TO 2001 GMC Sierra 1500 HD A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Water Pump, Replace -> 1.6L Engine -> 2.0L Engine -> 2.2L Engine -> 2.5L Engine -> 3.0L Engine -> 4.2L Engine -> 4.3L Engine -> 4.3L, 5.0L & 5.7L Engines -> 4.8L, 5.3L & 6.0L Engines -> 6.5L Engine (Diesel) -> 6.6L Engine (Diesel) -> 8.1L Engine -> Astro & Safari -> Aztek -> Bravada, S & T Series -> C & K Series -> G Series -> Montana, Silhouette & Venture -> Rendezvous -> Tracker -> Vue
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

Astro & Safari
  • Drain coolant into suitable container.
  • Remove air cleaner assembly.
  • Remove Mass Air Flow (MAF) sensor.
  • Remove upper fan shroud.
  • Remove drive belt.
  • Remove fan and fan blade clutch assembly.
  • Remove water pump pulley.
  • Disconnect coolant bypass hose and clamps.
  • Disconnect radiator outlet hose from water pump.
  • Remove four water pump bolts, then the water pump.
  • Reverse procedure to install.
Aztek
  • Drain cooling system into suitable container, until coolant is below level of water pump.
  • ...

CLICK HERE TO GET FULL ACCESS TO 2001 GMC Sierra 1500 HD A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 GMC Sierra 1500 HD AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 GMC Sierra 1500 HD cars and light trucks from 1990+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> Precautions -> Air Bag System Disarming & Arming -> Battery Ground Cable
Vehicle: 2001 GMC Sierra 1500 HD 6.0 V8 GAS

Air Bag System Disarming & Arming

Refer to and for air bag system disarming and arming proced...

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