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2003 Cadillac Deville CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Cadillac REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Cadillac Deville 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 Cadillac Deville automobile. Try the Automotix DIY solution today!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Cadillac mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Cadillac Deville vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Electric Cooling Fans -> DeVille & Seville -> Precautions -> Air Bag System Disarming & Arming -> Battery Ground Cable
    Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

    Air Bag System Disarming & Arming

    Refer to and for air bag system disarming and arming proced...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Caliper Service -> Disassemble -> Replacement
    Vehicle: 2003 Cadillac Deville DTS 4.6 V8 GAS

    Replacement

    • Remove approximately 2/3 of brake fluid from master cylinder.
    • Raise and support front of vehicle, then remove wheel and tire assembly.
    • Push piston back into caliper bore using suitable C-clamp, Fig. .
    • If caliper assembly is being removed for service, remove inlet fitting attaching bolt, copper washer, and inlet fitting from caliper housing. Plug opening in inlet fitting to prevent fluid loss and contamination. Do not crimp brake hose since this may damage hose's internal structure. If only shoe and lining assemblies are to be replaced, do not disconnect brake line fittin...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    General Motors Corp./Saturn Passenger Cars -> Component Locations -> Electra (1985-90), Park Avenue (1991-98), LeSabre (1999-86), DeVille (1985-05), CTS, DTS, Fleetwood (1985-92), 88 (1999-86), 98 (1985-96), LSS, Regency, Bonneville (1987-05) & STS (2005-06)
    Vehicle: 2003 Cadillac Deville 4.6 V8 GAS

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    CV AXLE SHAFT, Replace
    Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

    • Raise vehicle and suitably support.
    • Remove wheel and tire.
    • Loosen or remove stabilizer shaft link assembly bolt as needed.
    • Remove ball joint cotter pin and nut. Do not attempt to free ball stud by using a pickle fork or wedge type tool, because seal or bushing damage could result. Use the proper tool to separate all ball joints.
    • With the pry bar between suspension support and lower control arm, separate joint.
    • Remove hub nut. Insert a drift or screwdriver into caliper and rotor to prevent rotor from turning.
    • Disconnect axle from hub using a suitable tool. The hub may ...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Diagnosis & Testing -> Diagnostic Tests
    Vehicle: 2003 Cadillac Deville 4.6 V8 GAS

    Diagnostic Tests

    Refer to...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville TIRE PRESSURE MONITORING SYSTEM PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Starter, Replace
    Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

    • Disconnect battery ground cable.
    • Remove intake manifold.
    • Disconnect starter S-terminal wire and battery cable.
    • Remove mounting bolts and starter.
    • Remove solenoid and battery cab...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Cabin Air Filter Service -> General Motors Corp./Saturn -> 2000-05 DeVille
    Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

    Under normal operating conditions the cabin air filter should be replaced every 12 months or 15,000 miles. In dusty areas change the cabin air filter more often.

    • Open the hood.
    • Remove the cabin air filter access cover from the righthand side of the cowl panel, On 2000 models, use a suitable screwdriver to pry up the access cover. On 2001-05 models, press the tabs to release...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    General Motors Corp./Saturn Cars -> Anti-Lock Warning Lamp ->
    Vehicle: 2003 Cadillac Deville DTS 4.6 V8 GAS

    This lamp should light when the ignition is turned On. The lamp may light for as long as 30 seconds as a bulb and system inspection. If lamp remains lit or lights while operating the vehicle, a fault condition in the anti-lock brake system is indicated. When lamp is lit, turn ignition Off, then restart engine. If l...

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    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Heater Hose, Replace -> Inlet -> Outlet
    Vehicle: 2003 Cadillac Deville DTS 4.6 V8 GAS

    Inlet

    • Drain cooling system into a suitable container.
    • Reposition inlet heater hose clamp from heater core pipe.
    • Remove hose from heater core.
    • Reposition heater hose clamp from engine.
    • Remove inlet heater hose from engine.
    • Remove hose from vehicle.
    • Reverse procedure to...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

    • Mark running direction, if belt is to be reused.
    • Rotate drive belt tensioner mechanism upward and away from drive belt us...

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2003 Cadillac Deville AUTOMOBILES

    Component location diagrams for most 2003 Cadillac Deville cars and light trucks sold in the U.S. from 1990+.

    HO2S Bank 1 Sensor 2 Diagram for 2003 Cadillac Deville DHS 4.6 V8 GASHO2S Bank 1 Sensor 2 Diagram for 2003 Cadillac Deville DHS 4.6 V8 GAS

    Components on diagram:
  • HO2S Bank 1 Sensor 2
  • Right Rear Corner Of The Passenger Compartment, Above The Rear Shelf Diagram for 2003 Cadillac Deville  4.6 V8 GASRight Rear Corner Of The Passenger Compartment, Above The Rear Shelf Diagram for 2003 Cadillac Deville 4.6 V8 GAS

    Components on diagram:
  • Ground G-304
  • CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Cadillac Deville AUTOMOBILES

    OEM drawn wiring diagrams for most 2003 Cadillac Deville cars and light trucks sold in the U.S.

    2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal/Hazard Flasher Module
  • Center High Mounted Stop Lamp
  • Tail Lamp-Right
  • 2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Horn Relay
  • Horn Switch
  • Inflatable Restraint Steering Wheel Module
  • Inflatable Restraint Steering Wheel Module Coil
  • Dash Integration Module
  • CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Cadillac Deville AUTOMOBILES

    OEM TSB listings for most 2003 Cadillac Deville cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2003 Cadillac Deville 4.6 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: New Website for AFIT, TPM, and VDR Updates
    Vehicle: 2003 Cadillac Deville 4.6 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Cadillac Deville AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Cadillac Deville cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Cadillac Deville cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Cadillac Deville cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Cadillac Deville cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO 2003 Cadillac Deville SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 1993 Cadillac Deville Windshield Molding1993 Cadillac Deville Windshield Molding, 3 sided; Hook style; A high quality, direct fit OE replacement windshield reveal molding..

    Source: Auto Body Parts Store

    $24.17

    Click here to view more details about 1996 Cadillac Deville Grille Assembly1996 Cadillac Deville Grille Assembly, With chrome frame and gray grille insert; Without emblem provision; A high quality, OE replacement complete grille and shell assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $104.37

    Click here to view more details about 1994 Cadillac Fleetwood Brougham RWD Door Mirror, Passenger Side1994 Cadillac Fleetwood Brougham RWD Door Mirror, Passenger Side, DOOR MIRROR, RH, POWER, BLACK , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $120.45

    Click here to view more details1976 Cadillac Deville V8, 8.2 L, 500 CID Rebuilt Engine, Without smog, 1 hole in front of each head, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,172.00

    Click here to view more details1991 Cadillac Deville Used Rear Vent Window, Passenger Side, R, Very Good.

    Source: Used Auto Parts Store

    $96.00

    Click here to view more details1994 Cadillac Deville Used Rear Vent Window, Passenger Side, Very Good.

    Source: Used Auto Parts Store

    $96.00
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