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We have info for following modifications of 2004 Buick Regal
- 2004 Buick Regal GS 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:1
- 2004 Buick Regal LS 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Vacuum & Wiring Diagrams -> Passenger Cars -> XLR
Vehicle: 2004 Buick Regal GS 3.8 V6 GAS
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A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Compressor Service -> Harrison Compressors -> Clutch Plate & Hub, Replace -> HD6/HT6/HU6 Compressors -> Installation -> Removal -> V5 & V7 Compressors
Vehicle: 2004 Buick Regal LS 3.8 V6 GAS
Service procedures given are for compressor removed and mounted in suitable holding fixture. However, on most applications, compressor clutch components can be serviced without removing compressor or recovering refrigerant from system. If refrigerant recovery becomes required, refer to for procedure.
To prevent serious internal compressor damage, when removing or installing clutch components, never apply pressure directly to the compressor shaft. Always use a suitable shaft protector.
Removal
V5 & V7 Compressors
- On conventional mount compre...
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A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Cooling System Capacities -> General Motors Corp./Saturn Passenger Cars -> 2003-04
Vehicle: 2004 Buick Regal LS 3.8 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2004 Buick Regal A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Electric Cooling Fans -> Century & Regal -> System Diagnosis & Testing
Vehicle: 2004 Buick Regal GS 3.8 V6 GAS
Refer to Fig. , for Powertrain OBD...
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A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2004 Buick Regal LS 3.8 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2004 Buick Regal A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2004 Buick Regal 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 Buick Regal cars and light trucks from 1990+
Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
Vehicle: 2004 Buick Regal LS 3.8 V6 GAS
Passenger Cars
Body Control Module (BCM)
Alero & Grand Am
This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.
- Ensure battery is fully charged and ignition switch is in the ON position.
- Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
- Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
- If BCM fails to accept the pr...
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