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We have info for following modifications of 2003 Chevrolet Trailblazer
- 2003 Chevrolet Trailblazer 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
- 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
- 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS, CID:325, Fuel Injection, Aspiration:325, Engine VIN:, Desg:P
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
General Service Domestic Vehicles -> 2003-04 -> Precautions -> A/C Refrigerant Oil -> Battery Ground Cable -> Cleanliness -> Engine Coolant -> Exercise System -> General Service -> Product Compatibility -> R-134a -> Safety
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Product Compatibility
A/C Refrigerant Oil
Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Refer to "A/C Data," for specifications.
Engine Coolant
Before adding or replacing engine coolant, ensure product compatibility with the system being serviced. If using orange silicate-free coolant, do not mix with green silicated coolant. If mixed, premature engine, heater core or radiator corrosion may result.
...CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
Air Bag System Precautions -> General Motors Corp. -> Disarming -> 1990 -> 1990-93 -> 1990-95 -> 1990-97 -> 1991 -> 1991-93 -> 1991-94 -> 1991-95 -> 1992-93 -> 1992-99 -> 1993-2002 -> 1993-94 -> 1993-98 -> 1994 -> 1994-2002 -> 1994-95 -> 1994-96 -> 1994-98 -> 1995-2002 -> 1995-96 -> 1995-97 -> 1995-98 -> 1995-99 -> 1996 -> 1996-2001 -> 1996-97 -> 1997 -> 1997-2002 -> 1997-98 -> 1997-99 -> 1998-2000 -> 1998-2002 -> 1998-99 -> 1999 -> 1999-2000 -> 1999-2001 -> 1999-2002 -> 2000-02 -> 2001-02 -> 2002 -> 2003 -> 2003-04 -> 2003-04 Except Malibu Maxx -> Achieva & Skylark -> Alero -> Astro & Safari -> Aurora -> Avalanche -> Aveo -> Aztek & Rendezvous -> Beretta & Corsica -> Blazer, Jimmy, Sonoma & S-10 -> Bonneville, Eighty-Eight, LeSabre, LSS, Ninety-Eight & Regency -> Bravada, Envoy, Rainier, SSR & TrailBlazer -> C/K Series -> Camaro & Firebird -> Canyon & Colorado -> Caprice, Custom Cruiser & Roadmaster -> Catera -> Cavalier & Sunfire -> Century -> Corvette -> Coupe -> CTS -> Cutlass -> Cutlass Ciera & Cruiser -> Cutlass Supreme -> DeVille -> Eldorado -> Escalade -> Express, G Series & Savana -> Fleetwood -> Grand Am -> Grand Prix & Intrigue -> Impala -> ION -> L-Series -> Light Trucks & Vans -> Lumina -> Lumina APV, Montana, Silhouette, Trans Sport & Venture -> Malibu -> Malibu Maxx -> Metro -> Monte Carlo -> Park Avenue -> Passenger Cars -> Prizm -> Reatta, Toronado & Trofeo -> Regal -> Riviera -> S-Series -> Sedan -> Seville -> Sierra & Silverado -> SRX -> Storm -> Suburban, Tahoe, Yukon & Yukon XL -> Tracker -> Vibe -> VUE -> XLR -> Zone 1 -> Zone 10 -> Zone 12 -> Zone 2 -> Zone 3 -> Zone 4 -> Zone 5 -> Zone 6 -> Zone 7 -> Zone 8 -> Zone 9 -> Zones 1 & 7 -> Zones 2 & 6 -> Zones 5 & 9 -> Zones 7 & 9
Vehicle: 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS
Passenger Cars
The Sensing and Diagnostic Module (SDM) can maintain enough voltage to cause air bag deployment for up to 10 minutes after the ignition is turned Off and the battery is disconnected. Servicing the Supplemental air bag (SIR) system during this period may result in accidental deployment and personal injury.
Achieva & Skylark
1994-96
- Ensure front wheels are in straight-ahead position.
- Turn ignition switch to LOCK position.
- Remove AIR BAG fuse from fuse block.
- On 1995 models, remove lefthand sound insulator panel to ac...
CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Trailblazer 4.2 L6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer A/C & HEATER SERVICE PROCEDURES
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