2003 Cadillac Deville REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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

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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!
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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

General Service Domestic Vehicles -> 2003-04 -> Oil Charge -> Alero & Malibu -> Bonneville, LeSabre & Park Avenue -> Caravan, Town & Country & Voyager -> Catera -> Cavalier & Sunfire -> Century -> Cherokee, Dakota, Full Size Pickups, Grand Cherokee & Wrangler -> Corvette -> DaimlerChrysler Corp. -> DeVille & Seville -> Eldorado -> Except Lincoln LS -> Except Tracker -> Ford Motor Company -> Full Size & Ram Vans -> General Motors Corp. -> Geo Tracker -> Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> L-Series -> Liberty -> Light Trucks & Vans -> Lincoln LS -> Metro -> Passenger Cars -> Prizm -> PT Cruiser -> S-Series -> Saturn -> VUE
Vehicle: 2003 Cadillac Deville DTS 4.6 V8 GAS

DaimlerChrysler Corp.

Passenger Cars

Before installing replacement compressor, drain oil from replacement and failed compressors (drain oil from suction port). Add same amount of oil to replacement compressor as drained from failed compressor.

Remove defective components. Add the proper amount of oil to each replacement component. Most recovery/recycling equipment will measure the amount of oil being removed. This is the amount of oil to be added back to the system, follow manufactures instructions provided with the recovery/recycling station.

When other ai...

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BRAKE SERVICE PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

Anti-lock Brakes -> Delco/Bosch Type 5.3 -> Precautions -> ABS Service
Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

ABS Service

Before performing any repairs on the ABS system, note the following precautions:

  • Before using electric welding equipment, disconnect EBCM.
  • Carefully note routing, position and mounting ABS and TCS wiring, connectors, clips and brackets. ABS and TCS are extremely sensitive to electromagnetic interference.
  • Do not use a fast charger when battery is connected. Never disconnect battery from system with engine running.
  • Ignition switch must be in Off position when disconnecting EBCM.
  • Many ABS system components ...

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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 DTS 4.6 V8 GAS

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

CV AXLE SHAFT, Replace
Vehicle: 2003 Cadillac Deville DTS 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 ...

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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...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

Alternator, Replace
Vehicle: 2003 Cadillac Deville DTS 4.6 V8 GAS

  • Disconnect battery ground cable.
  • Remove drive belt.
  • Remove radiator.
  • Disconnect wiring harness connector from alternator.
  • Reposition protective boot from alternator output BAT terminal for access.
  • Remove alternator output BAT terminal nut and disconnect...

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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 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...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

General Motors Corp./Saturn Cars -> Reduce Engine Power Indicator Lamp ->
Vehicle: 2003 Cadillac Deville DHS 4.6 V8 GAS

The Reduce Engine Power indicator lamp should light for a approximately 3 seconds when the ignition is turned on as a bulb check. If the warning lamp turns on during vehicle operation, a vehicl...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Cadillac Deville AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2003 Cadillac Deville 4.6 V8 GAS

Lower

  • Disconnect negative battery cable.
  • Raise and support vehicle.
  • Remove lower front air deflector.
  • Drain cooling system into a suitable container.
  • Lower vehicle.
  • Reposition hose clamp from engine.
  • Remove radiator outlet hose from engine.
  • Reposition hose clamp from radiator.
  • Remove radiator outlet hose from radiator and vehicle.
  • Reverse procedure...

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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...

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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+.

Under The Left Side Of The Instrument Panel Diagram for 2003 Cadillac Deville DHS 4.6 V8 GASUnder The Left Side Of The Instrument Panel Diagram for 2003 Cadillac Deville DHS 4.6 V8 GAS

Components on diagram:
  • Horn Switch
  • Multifunction Lever
  • Tilt Actuator
  • Steering Column Module
  • Telescope Actuator
  • Rear Of The Roof Diagram for 2003 Cadillac Deville  4.6 V8 GASRear Of The Roof Diagram for 2003 Cadillac Deville 4.6 V8 GAS

    Components on diagram:
  • Digital Radio Antenna
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    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:
  • Memory Seat Module
  • Seat Lumbar Switch-Driver
  • Seat Massage Module-Driver
  • 2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram2003 Cadillac Deville DTS 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Powertrain Control Module
  • Malfunction Indicator
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    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!

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    Click here to view more details about 2005 Cadillac Deville Hood2005 Cadillac Deville Hood, With ornament hole; A high quality, OE replacement hood; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $445.93

    Click here to view more details about 1996 Cadillac Deville Alternator1996 Cadillac Deville Alternator, 140 amps output, 12 V, internally regulated, clockwise rotation, 11 o'clock position, 1250 pulley; Replaces OE Delco unit; No core required; A high quality, direct fit OE replacement alternator; May not include pulley..

    Source: Auto Body Parts Store

    $125.37

    Click here to view more details2012 Cadillac SRX CCI Grille Overlay, CCI Grille Overlay; 10 Piece; 10-12 SRX; Ship IWCGI01 For Lower 7 Pieces, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $118.50

    Click here to view more details1979 Cadillac Deville V8, 5.7 L, 350 CID Rebuilt Engine, Six bolt holes on exhaust side of head, 4-bolt main. Optional high-performance engine supplied with flat top pistons, performance cam, 194 intake valve heads, and high volume oil pump., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,243.00

    Click here to view more details1996 Cadillac Deville Used Ignition Switch W/Key, Without floor console, Very Good.

    Source: Used Auto Parts Store

    $69.00

    Click here to view more details2000 Cadillac Deville Used TV-Info-GPS Screen, NAVI, RDO, Very Good.

    Source: Used Auto Parts Store

    $142.00
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