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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 2003 Pontiac Sunfire automobile. Try the Automotix DIY solution today!
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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
  • Powertrain Control Module
  • Automatic Transmission Shift Lock Solenoid
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Mode Switch
  • Recirculation Door Actuator
  • Heater/Vent/Air Conditioning Control Assembly
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Cooling Fan Relay
  • Starter Solenoid
  • Battery
  • Powertrain Control Module
  • Heater Blower Relay
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

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

    Components on diagram:
  • Radio
  • Body Control Module
  • Instrument Panel Illumination Lamps
  • Shift Indicator Lamp
  • Master Window Switch
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Trip Odometer
  • LCD Display
  • 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
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Security Indicator
  • Powertrain Control Module
  • Lock Cylinder
  • Security Hall Effect Sensor
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Seat Belt Switch
  • Seat belt Indicator
  • Inflatable Restraint Sensing And Diagnostic Module
  • 2003 Pontiac Sunfire  2.2 L4 GAS Wiring Diagram2003 Pontiac Sunfire 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Starter Solenoid
  • Battery
  • Generator
  • Regulator
  • Charge Indicator
  • CLICK HERE TO GET FULL ACCESS TO 2003 Pontiac Sunfire WIRING DIAGRAMS!

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

    Click here to view more details about 2002 Pontiac Sunfire Fender, Front, Passenger Side2002 Pontiac Sunfire Fender, Front, Passenger Side.

    Source: Auto Body Parts Store

    $34.06

    Click here to view more details about 1997 Pontiac Sunfire Headers1997 Pontiac Sunfire Headers, <b>50-state legal</b>; 4-2-1 Two-Piece Headers, 1.5 in. Primary Tubing Diameter, 16-Gauge Primary Tube Wall Thickness, 2.25 in. Stock Flange Collector, These Easy-To-Clean Headers Feature Mandrel-Bent Mild Steel Primary Tubing That Is Black-Painted To Reduce Underhood Temperature And To Resist Rust And Corrosion, They Significantly Boost Performance And Increase Engine Efficiency, Hook-Ups For Smog And Engine Management Sensors, Comes With Header Extension To Connect To Stock System, Fabrication May Be Required, Pre-Catalyst Vehicles Must Use Original Emission Control Devices, It Is The Responsibility Of The Customer To Reinstall These Devices On The Vehicle, Comes With Gasket, Reducers, And 0.375 in. Standard Head Flange, With Pacesetter's 3-Year Warranty.

    Source: Auto Body Parts Store

    $95.62

    Click here to view more details about 2005 Pontiac Sunfire Backup Lamp Assembly2005 Pontiac Sunfire Backup Lamp Assembly, Back UP Light; Passenger Side Or Driver Side [Fits 00-05 Sedan; 00-02 Coupe/Convertible], , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $16.45

    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 Harmonic Balancer, 2622031 NEW, AFTERMARKET.

    Source: Used Auto Parts Store

    $85.00

    Click here to view more details1999 Pontiac Sunfire Used Quarter Window Regulator, Rear, Passenger Side, WITH GLASS, Very Good.

    Source: Used Auto Parts Store

    $169.00
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