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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Impala car and truck repair procedures including Chevrolet 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 Chevrolet Impala automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Chevrolet Impala

  • 2003 Chevrolet Impala 3.4 V6 GAS, CID:207, Fuel Injection, Aspiration:207, Engine VIN:, Desg:E
  • 2003 Chevrolet Impala 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
  • 2003 Chevrolet Impala LS 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K

WIRING DIAGRAMS FOR 2003 Chevrolet Impala AUTOMOBILES

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

2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

Components on diagram:
  • Throttle Position Sensor
  • Manifold Absolute Pressure Sensor
  • Idle Air Control Valve
  • Throttle Body
  • Heated Oxygen Sensor
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Body Control Module
  • High Beam Indicator
  • Headlamp Relay
  • Headlamp Dimmer Switch
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Hazard Switch
  • Turn Signal/Multifunction Switch
  • Hazard Switch Illumination/Indicator
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Backup Lamp Relay
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Body Control Module
  • Instrument Panel Compartment Lamp
  • Battery Rundown Protection Relay
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Cruise Control Module
  • Cruise Indicator
  • Powertrain Control Module
  • 2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Module
  • Sunroof Switch
  • Sunroof Motor
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Module
  • Sunroof Switch
  • Sunroof Motor
  • Driver Information Center
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Blower Motor Resistor Assembly
  • Blower Motor
  • Blower Motor Relay
  • Heater/Vent/Air Conditioner Control Module
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Impala WIRING DIAGRAMS!

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

    Click here to view more details about 1985 Chevrolet Impala Bumper, Rear1985 Chevrolet Impala Bumper, Rear.

    Source: Auto Body Parts Store

    $269.76

    Click here to view more details about 2002 Chevrolet Impala Window Motor, Front Or Rear, Driver Side2002 Chevrolet Impala Window Motor, Front Or Rear, Driver Side, Supplied with 12-teeth gear; Manufactured to exact OE specifications using 100 percent new and durable components to ensure proper fit, operation, and long lasting performance..

    Source: Auto Body Parts Store

    $50.63

    Click here to view more details2013 Chevrolet Impala Tail Light Assembly, Passenger Side, PASSENGER SIDE TAIL LIGHT ASSEMBLY, INCLUDES WIRING HARNESS , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $65.50

    Click here to view more details1993 Chrysler New Yorker Fifth Avenue V6, 3.8 L, 230 CID Rebuilt Engine, OHV, MFI, passenger car only, does not include van., Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,849.00

    Click here to view more details2009 Chevrolet Impala Used Radio / CD Player / GPS, AM-FM-CD PLAYER (OPT U1C), Very Good.

    Source: Used Auto Parts Store

    $167.00

    Click here to view more details2011 Chevrolet Impala Used Bumper Bar, Rear, 4DR, White, LS Without foam, BBR, Very Good.

    Source: Used Auto Parts Store

    $110.00
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