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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!
    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 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

    Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
    Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

    Passenger Cars

    Body Control Module (BCM)
    Alero & Grand Am

    This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.

    • Ensure battery is fully charged and ignition switch is in the ON position.
    • Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
    • Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
    • If BCM fails to accept the pr...

    CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

    Drum Brakes -> Type 1 -> Brake Service -> Installation -> Removal
    Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

    Removal

    • Raise and support rear of vehicle, then remove tire and wheel assembly.
    • Mark drum and axle hub, then remove brake drum. If brake lining is dragging on brake drum, back off brake adjustment by rotating adjustment screw. Refer to individual vehicle chapter for procedure. If brake drum is rusted or corroded to axle flange and cannot be removed, lightly tap axle flange to drum mounting surface with a suitable hammer.
    • Using brake spring removal and installation tool Nos. J-8049 or J-29840, or their equivalents, unhook primary and secondary return springs, Fig. . Observe location o...

    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 -> Component Locations -> Skyhawk (1982-89), Cimarron, Beretta, Cavalier, Corsica, Firenza & 2000, Sunbird & Sunfire
    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 -> Low Washer Fluid Indicator ->
    Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

    The windshield washer solvent tank has a switch that closes when the wash...

    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+.

    Upper Rear of Engine Diagram for 2003 Pontiac Sunfire  2.2 L4 GASUpper Rear of Engine Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

    Components on diagram:
  • Throttle Position Sensor
  • Manifold Absolute Pressure Sensor
  • Idle Air Control Valve
  • Under Battery Tray Diagram for 2003 Pontiac Sunfire  2.2 L4 GASUnder Battery Tray Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

    Components on diagram:
  • Connector C-101
  • Ground G-102
  • Splice Pack SP-102
  • 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
  • Fog Lamp Relay
  • Fog Lamp Switch
  • Turn Signal/Multifunction Switch
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Air Bag Indicator
  • Inflatable Restraint Steering Wheel Module
  • Inflatable Restraint Sensing And Diagnostic Module
  • Inflatable Restraint Front End Discriminating Sensor
  • Inflatable Restraint Side Impact Sensor -Right
  • 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 2004 Pontiac Sunfire Side Marker, Front, Passenger Side2004 Pontiac Sunfire Side Marker, Front, Passenger Side, Bulbs not included; DOT and SAE approved; A high quality, OE replacement side marker light; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $7.37

    Click here to view more details about 2003 Pontiac Sunfire Wiper Blade, Front, Driver Or Passenger Side, Rear2003 Pontiac Sunfire Wiper Blade, Front, Driver Or Passenger Side, Rear, 22 in. length, Includes universal plastic adapters and easy to follow installation instructions; This new generation flat blade provides improved wiping capabilities in rain and freezing weather, long lasting durability, an easy to service design using a rubber insert that requires no special tools or high cost items to replace, and a clean appearance from inside the vehicle with the wiper profile neatly conforming to the base of the windshield; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $5.00

    Click here to view more details2002 Pontiac Sunfire Head Lamp Assembly , Passenger Side, PASSENGER SIDE HEAD LAMP ASSEMBLY , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $67.17

    Click here to view more details1996 Pontiac Sunfire SE L4, 2.2 L, 134 CID Rebuilt Engine, OHV, FWD, roller lifters, trigger fire ignition, right side cam position sensor boss, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,516.00

    Click here to view more details2000 Pontiac Sunfire Used Radio / CD Player / GPS, AM-mono-FM-stereo-CD player-programmable equalizer-4 spkr sys U1P, Very Good.

    Source: Used Auto Parts Store

    $86.00

    Click here to view more details1996 Pontiac Sunfire Used Exhaust Manifold, 2.4L, Very Good.

    Source: Used Auto Parts Store

    $96.00
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