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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

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

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BRAKE SERVICE PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Caliper Service -> Disassemble -> Replacement
Vehicle: 2003 Pontiac Sunfire 2.2 L4 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...

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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

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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...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Starter, Replace
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

  • Disconnect battery ground cable.
  • Remove air inlet duct to throttle body.
  • Remove top starter bolt.
  • Raise and support vehi...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

General Motors Corp./Saturn Cars -> Change Oil, Change Oil Now Or Change Oil Soon Lamp & Messages -> Except Alero, Aurora, Intrigue, Toronado & 1992-98 Eighty-Eight & Ninety-Eight
Vehicle: 2003 Pontiac Sunfire 2.2 L4 GAS

When the engine oil life index has reached 10 or less, the Driver Information System display will indicate distance to oil change and sound a beep when ignition is turned on or to Accessory for the first time each day. When the engine oil life index has re...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Pontiac Sunfire AUTOMOBILES

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Pontiac Sunfire 2.2 L4 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 inlet port of engine.
  • Remove inlet heater hose from inlet port of engine.
  • Remove hose from vehicle.
  • Reverse procedure to ...

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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 ...

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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+.

Coolant Level Switch and A/C Refrigerant Sensor Diagram for 2003 Pontiac Sunfire  2.2 L4 GASCoolant Level Switch and A/C Refrigerant Sensor Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

Components on diagram:
  • Coolant Level Switch
  • A/C Refrigerant Pressure Sensor
  • Headliner Diagram for 2003 Pontiac Sunfire  2.2 L4 GASHeadliner Diagram for 2003 Pontiac Sunfire 2.2 L4 GAS

    Components on diagram:
  • Dome Lamp Assembly
  • Courtesy Reading Lamp
  • Connector C-202
  • Courtesy Reading Lamp Switch
  • 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:
  • Automatic Transaxle
  • Vehicle Speed Sensor
  • PRNDL Switch
  • Powertrain Control Module
  • Automatic Transaxle Fluid Temperature Sensor
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Horn Relay
  • Body Control Module
  • Horn
  • Horn Switch
  • Turn Signal/Multifunction 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 2004 Pontiac Sunfire Side Marker, Front, Driver Side2004 Pontiac Sunfire Side Marker, Front, Driver 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

    $22.20

    Click here to view more details about 1998 Pontiac Sunfire Fuel Tank1998 Pontiac Sunfire Fuel Tank, 44-3/8 in. x 21 in. x 9-1/4 in., A High Quality, Direct Fit OE Replacement Fuel Tank, With Fuel Injection, Comes With Lock Ring, Does Not Include Seals And Filler.

    Source: Auto Body Parts Store

    $39.31

    Click here to view more details1999 Pontiac Sunfire 15" Aftermarket Wheel Covers, Aftermarket Wheel Covers; 15 Inch; Silver Finish; ABS; 9 Spoke; Metal Clip Retention, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $30.50

    Click here to view more details2001 Pontiac Sunfire L4, 2.2 L, 134 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,580.00

    Click here to view more details1995 Pontiac Sunfire Used Condenser Assembly, 2.2, FLR, FWD, Very Good.

    Source: Used Auto Parts Store

    $105.00

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

    Source: Used Auto Parts Store

    $85.00
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