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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Cadillac CTS car and truck
repair procedures including Cadillac 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 2003 Cadillac CTS automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS cars and light trucks from 1990+
Automatic Temperature Control Systems Diagnosis & Testing -> CTS -> Technical Service Bulletins -> 2003 -> Flutter Noise
Vehicle: 2003 Cadillac CTS 3.2 V6 GAS
Flutter Noise
2003
On some of these models there may be a flutter type noise in the passenger compartment when the air conditioning system is on, bi-level fan speed is at medium, or high temperature is full cold and recirculation is on.
This condition may be caused by the oscillating movement of the air conditioning valve/door within the air distribution system ductwork.
To correct this condition, proceed as follows:
- Connect Tech 2, or equivalent diagnostic scan tool to Diagn...
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A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2003 Cadillac CTS 3.2 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac CTS A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2003 Cadillac CTS 3.2 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac CTS A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS cars and light trucks from 1990+
Electric Cooling Fans -> CTS -> Component Replacement -> Auxiliary -> Main
Vehicle: 2003 Cadillac CTS 3.2 V6 GAS
Main
- Drain cooling system into suitable container.
- Disconnect surge tank hose.
- Remove fan shroud to radiator and air plenum mounting bolts.
- Disconnect upper radiator hose.
- Remove mounting bolt and position coolant bypass valve aside.
- Disconnect coolant bypass solenoid from fan shroud.
- On models equipped with 3.2L engine, proceed as follows:
- Disconnect the Mass Air Flow/Intake Air Temperature (MAF/IAT) sensor electrical connector.
- Disconnect air intake duct hose from MAF/IAT sensor.
- Remove two mounting ...
CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac CTS A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS 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 Cadillac CTS 3.2 V6 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 Cadillac CTS A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac CTS 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 Cadillac CTS cars and light trucks from 1990+
Component Replacement & Adjustment -> CTS -> Water Pump, Replace -> 3.2L Engine -> 3.6L Engine
Vehicle: 2003 Cadillac CTS 3.2 V6 GAS
3.2L Engine
- Drain cooling system into suitable container.
- Remove intake air resonator.
- Drain cooling system into suitable container. Remove O-ring seals using hose clamp pliers tool No. J-38185, or equivalent. Discard O-rings.
- Remove radiator inlet hose from coolant outlet pipe.
- Remove oil dipstick tube, coolant outlet pipe, engine front lift bracket and coolant outlet pipe mounting bolts.
- Remove intake plenum clamps and hoses from throttle body, then disconnect fuel pressure regulator.
- Remove mounting bolts, throttle body and O-ri...
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