2004 GMC Sierra 1500 A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 GMC Sierra 1500 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 2004 GMC Sierra 1500 automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2004 GMC Sierra 1500

  • 2004 GMC Sierra 1500 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:X
  • 2004 GMC Sierra 1500 4.8 V8 GAS, CID:294, Fuel Injection, Aspiration:294, Engine VIN:, Desg:V
  • 2004 GMC Sierra 1500 5.3 V8 GAS, CID:323, Fuel Injection, Aspiration:323, Engine VIN:, Desg:T
  • 2004 GMC Sierra 1500 5.3 V8 FLEX, CID:323, Fuel Injection, Aspiration:323, Engine VIN:, Desg:Z

A/C & HEATER SERVICE PROCEDURES FOR 2004 GMC Sierra 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 GMC Sierra 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 GMC Sierra 1500 5.3 V8 FLEX

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 GMC Sierra 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 GMC Sierra 1500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2004 GMC Sierra 1500 4.3 V6 GAS

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CLICK HERE TO GET FULL ACCESS TO 2004 GMC Sierra 1500 A/C & HEATER SERVICE PROCEDURES

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

Compressor Service -> Denso Compressor -> Clutch & Coil, Replace
Vehicle: 2004 GMC Sierra 1500 4.3 V6 GAS

  • Raise and suitably support vehicle.
  • Remove engine protection shield.
  • Relieve tension by rotating tensioner clockwise and remove drive belt, Fig. .
  • Remove mo...

CLICK HERE TO GET FULL ACCESS TO 2004 GMC Sierra 1500 A/C & HEATER SERVICE PROCEDURES

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

Manual Air Conditioning & Heater System Diagnosis & Testing -> Technical Service Bulletins -> HVAC System Inoperative For Drive Cycle, Poor HVAC System Performance In High Ambient Temperatures -> 2003 Bravada, Envoy & TrailBlazer
Vehicle: 2004 GMC Sierra 1500 4.3 V6 GAS

2003 Bravada, Envoy & TrailBlazer

On some of these models there may be no cold air from the HVAC system during a drive cycle. This may occur at any time during the drive cycle and at any temperature setting. The HVAC system operation returns to normal after the vehicle has been keyed to off and restarted. This is inter...

CLICK HERE TO GET FULL ACCESS TO 2004 GMC Sierra 1500 A/C & HEATER SERVICE PROCEDURES

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

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2004 GMC Sierra 1500 4.8 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2004 GMC Sierra 1500 A/C & HEATER SERVICE PROCEDURES

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

Component Replacement & Adjustment -> Sierra & Silverado -> Accumulator, Replace
Vehicle: 2004 GMC Sierra 1500 4.8 V8 GAS

  • Recover refrigerant as outlined in .
  • Remove nut from evaporator tube from evaporator.
  • Remove evaporator tube nut from accumulator.
  • Disconnect low pressure switch electrical connector.
  • Remove nut and compressor hose from accumulator.
  • Remove evaporator fitting nut.
  • Remove mounting nut from bracket stud...

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