2004 Chevrolet Avalanche 1500 A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

General Service Domestic Vehicles -> 2003-04 -> System Inspection -> Compressor -> Condenser -> Evaporator -> Receiver-Drier/Accumulator -> Refrigerant Line Restrictions -> Thermostatic Expansion Valve
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

While a detailed diagnostic procedure for all air conditioning systems would be impractical due to the many variations in construction and operation, there are three fundamental components of a total diagnosis:

  • Refrigerant systems must have an adequate, but not excessive charge.
  • Determination must be made whether the refrigerant system is governed by a cycling clutch compressor or by valves which control evaporator pressure.
  • The air distribution system (blower motor, switches, vacuum lines and air ducts) must be operational before checking the ...

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A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

Air Bag System Precautions -> General Motors Corp. -> Arming -> Light Trucks & Vans -> Passenger Cars
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

Passenger Cars

Reverse disarming procedures to arm the Supplemental Restraint System, noting the following:

  • Ensure all disconnected SRS electrical connectors are securely connected and routed.
  • Install all removed fuses in proper locations.
  • From a safe position at sides of or below air bag module, Turn ignition switch to ON position and observe Air Bag or SRS warning lamp.
  • On all models except Prizm and 1990 Corvette, warning lamp should flash seven to nine times, then go off.
  • On Prizm models, warning lamp should light for six seconds,...

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A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

Component Replacement & Adjustment -> Avalanche, Escalade, Suburban, Tahoe & Yukon -> Cooling System Bleed
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

  • Open cooling system bleeder screws.
  • Slowly fill cooling system with 50/50 suitable coolant and water mixture.
  • Close cooling system bleeder screws and install coolant press...

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Avalanche 1500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

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A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

Drive Belt Data -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Avalanche 1500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Chevrolet Avalanche 1500 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 2004 Chevrolet Avalanche 1500 cars and light trucks from 1990+

Component Replacement & Adjustment -> Avalanche, Escalade, Suburban, Tahoe & Yukon -> Technical Service Bulletins -> 2003 Avalanche, Escalade, Yukon, Suburban, Tahoe & Yukon -> 2003 Escalade, Suburban, Tahoe & Yukon -> 2003 Suburban, Tahoe & Yukon -> 2003-04 Avalanche, Escalade, Suburban, Tahoe & Yukon -> 2004 Avalanche, Suburban, Tahoe & Yukon -> A/C Not Cold Enough, A/C Blows Warm Air With Vehicle At Extended Idle -> Air Conditioning Inoperative/Intermittent, Blows Warm Air -> Blower Motor Runs Continuously After Vehicle is Turned Off -> Service Ride Control Message Displayed, DTC C0580 Set -> Underhood Rattle Noise Heard On Acceleration
Vehicle: 2004 Chevrolet Avalanche 1500 5.3 V8 GAS

A/C Not Cold Enough, A/C Blows Warm Air With Vehicle At Extended Idle

2003 Escalade, Suburban, Tahoe & Yukon

On some of these models equipped with 6.0L engine the air conditioning may stop cooling and blows warm air when the vehicle is idling for an extended period of time such as sitting in traffic.

This condition may be caused by inadequate airflow over the condenser.

To correct this condition install an auxiliary fan in front of the condenser radiator assembly as follows:

  • Remove terminals and WHT wires from connect...

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