Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

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!
Help me findSearch
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!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

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 LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram

Components on diagram:
  • Fuel Injector 5
  • Fuel Injector 1
  • Fuel Injector 3
  • Throttle Position Sensor
  • Mass Air Flow Sensor
  • 2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 3.8 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:
  • Body Control Module
  • Dome Lamp
  • Inside Rearview Mirror
  • Remote Control Door Lock Receiver
  • Auxiliary Dome Lamp
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Ambient Air Temperature Sensor
  • Driver Information Center
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Security Indicator
  • Powertrain Control Module
  • Message Center
  • Ignition Lock Cylinder
  • 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
  • Ambient Light Sensor
  • Inside Rearview Mirror
  • Headlight Sensor
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Relay
  • Powertrain Control Module
  • Message Center
  • Hot Coolant Temperature Indicator
  • 2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Powertrain Control Module
  • Air Conditioning Compressor Relay
  • Air Conditioning Compressor Clutch
  • Air Conditioning Refrigerant Pressure Sensor
  • 2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 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 2008 Chevrolet Impala Hood2008 Chevrolet Impala Hood, A high quality, OE replacement hood; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $93.83

    Click here to view more details about 1996 Chevrolet Impala Fender, Front, Driver Side1996 Chevrolet Impala Fender, Front, Driver Side.

    Source: Auto Body Parts Store

    $28.11

    Click here to view more details about 1976 Chevrolet Impala 15" X 6" Steel Wheel1976 Chevrolet Impala 15" X 6" Steel Wheel, STEEL WHEEL, 15 X 6, 5 STUDS/LUGS, 5" BOLT DIA, SOLID DISC, BLACK, UNIVERSAL; STEEL, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $64.45

    Click here to view more details about 1993 Chevrolet Camaro Z28 V8, 5.7 L, 350 CID Rebuilt Engine1993 Chevrolet Camaro Z28 V8, 5.7 L, 350 CID Rebuilt Engine, 2-bolt main, LT-1, aluminum heads, roller cam, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,821.00

    Click here to view more details2010 Chevrolet Impala Used Bumper Cover, Front, PRIME CVR ONLY, 89025048-E, Very Good.

    Source: Used Auto Parts Store

    $173.00

    Click here to view more details2010 Chevrolet Impala Used Bumper Bar, Front, 4DR, White, LT Without absorber, Very Good.

    Source: Used Auto Parts Store

    $128.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Chevrolet Impala vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    GOT A WEBSITE?Make money with Automotix

    Make money with Automotix Partner Program.

    Learn more

    Auto Repair Quick Search
    Help me find