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2003 Pontiac Sunfire CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Pontiac 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 Pontiac Sunfire car and truck repair procedures including Pontiac 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 Pontiac Sunfire 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 Pontiac 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 Pontiac Sunfire 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 Pontiac Sunfire AUTOMOBILES

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 Pontiac Sunfire 2.2 L4 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 Pontiac Sunfire A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Brake Pad Service
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Remove caliper as outlined under "Caliper Service."
  • Remove brake pads ...

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

General Motors Corp./Saturn Passenger Cars -> Fuel Filter Scheduled Maintenance -> 1980-06 Gasoline Engine Models Except Catera, LeMans (1988-93) Metro, Nova (1985-88), Saturn & Sprint -> Normal Service -> Severe Service
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Disconnect negative battery cable.
  • Raise and suitably support vehicle.
  • Remove tire and wheel assembly.
  • Place shop towels underneath outer joint to protect from any sharp edges.
  • Insert a drift into caliper and rotor to prevent rotor from turning.
  • Remove drive axle nut and washer.
  • Remove lower ball joint from steering knuckle. If you remove right axle, turn wheel to left. If you remove left axle, turn wheel to right.
  • Disconnect wheel speed sensor harness.
  • Disconnect stabilizer link from low...

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

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Alternator, Replace
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Disconnect battery ground cable.
  • Disconnect alternator electrical connectors.
  • Rotate tensioner clockwise with suitable wrench and slide belt from alternator pulley.
  • Release tensioner and remove belt, usin...

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire STARTER & ALTERNATOR REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

General Motors Corp./Saturn Cars -> Check Gauge Warning Lamp ->
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

The Check Gauge warning lamp will light to warn the driver to inspect the oil pressure gauge, engine coolant temperature ga...

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Radiator, Replace
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Drain cooling system into suitable container.
  • Remove hood latch assembly.
  • Remove righthand and lefthand headlamp assemblies.
  • Remove radiator upper mount attaching bolts, then the mounts.
  • Raise vehicle using suitable lift.
  • Remove cooling fan mounting bolts, disconnect electrical connectors, then the cooling fan.
  • Remove radiator outlet hose clamp from radiator using tool No. J381...

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Remove coolant reservoir.
  • Rotate tensioner clockwise with a 15mm wrench ...

CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR 2003 Pontiac Sunfire AUTOMOBILES

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

Hydraulic Brake Diagram for 2003 Pontiac Sunfire  2.2 L4 GASHydraulic Brake Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

Components on diagram:
  • Turn Signal/Hazard Flasher Module
  • Brake Fluid Level Switch
  • Stop Lamp Switch
  • Electronic Brake Control Module
  • Rear Compartment Lid Release Actuator Diagram for 2003 Pontiac Sunfire  2.2 L4 GASRear Compartment Lid Release Actuator Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

    Components on diagram:
  • Rear Compartment Lid Release Actuator
  • CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Pontiac Sunfire AUTOMOBILES

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

    2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Control Module
  • Sunroof Switch
  • Sunroof Motor Assembly
  • Soft Stop Limit Switch
  • CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Pontiac Sunfire AUTOMOBILES

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

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2003 Pontiac Sunfire 2.2 L4 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 Pontiac Sunfire 2.2 L4 GAS

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

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Pontiac Sunfire AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Pontiac Sunfire 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 Pontiac Sunfire 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 Pontiac Sunfire 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 Pontiac Sunfire 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 Pontiac Sunfire SPECIFICATIONS DATA!

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

    Click here to view more details about 2005 Pontiac Sunfire Antenna2005 Pontiac Sunfire Antenna, 1-section mast; 470 mm extension; Stick-on; A high quality universal imitation antenna; May require modification or other adjustment to your vehicle upon installation..

    Source: Auto Body Parts Store

    $5.01

    Click here to view more details about 2003 Pontiac Sunfire Radiator2003 Pontiac Sunfire Radiator.

    Source: Auto Body Parts Store

    $130.50

    Click here to view more details about 1999 Pontiac Sunfire 15" Wheel Cover1999 Pontiac Sunfire 15" Wheel Cover, Wheel Cover; 15 Inch; 10 Holes; Ident 9592478; Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $30.50

    Click here to view more details1997 Pontiac Sunfire GT L4, 2.4 L, 146 CID Rebuilt Engine, DOHC, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,217.00

    Click here to view more details2000 Pontiac Sunfire Used Ignition Switch W/Key, W/KEY, Good.

    Source: Used Auto Parts Store

    $85.00

    Click here to view more details2000 Pontiac Sunfire Used Ignition Switch W/Key, COLUMN, Good.

    Source: Used Auto Parts Store

    $61.00
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