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

    Components on diagram:
  • Battery
  • Starter
  • Generator
  • Electronic Brake Control Module
  • Crank Relay
  • 2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala LS 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Body Control Module
  • Tail Lamp -Right
  • License Lamp -Left
  • License Lamp -Right
  • 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:
  • Tail Lamp -Right
  • 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:
  • Radio
  • Audio Amplifier
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Window Lockout Switch
  • Express Down Module
  • Window Switch -Front Passenger
  • Window Switch -Driver
  • 2003 Chevrolet Impala  3.4 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Outside Rearview Mirror Switch
  • Outside Rearview Mirror -Driver
  • Outside Rearview Mirror -Passenger
  • 2003 Chevrolet Impala  3.8 V6 GAS Wiring Diagram2003 Chevrolet Impala 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Air Bag Indicator
  • Seat belt Indicator
  • Inflatable Restraint Sensing And Diagnostic Module
  • Inflatable Restraint Side Impact Sensor -Left Front
  • Inflatable Front End Discriminating Sensor
  • 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 2007 Chevrolet Impala Mirror, Driver Side2007 Chevrolet Impala Mirror, Driver Side.

    Source: Auto Body Parts Store

    $37.42

    Click here to view more details about 1985 Chevrolet Impala Headlight, Driver Or Passenger Side1985 Chevrolet Impala Headlight, Driver Or Passenger Side, Bulbs included; Sealed beam, low beam, and halogen type; Rectangular; DOT and SAE approved; A high quality, OE replacement headlight assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $16.24

    Click here to view more details2012 Chevrolet Impala 17" x 6.5" Steel Wheel, Steel Wheel; 17 X 6.5; 5 Spokes; 5 Lug; 115MM BP; Ident 9596578; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $65.50

    Click here to view more details1983 Jeep CJ5 L4, 2.5 L, 151 CID Rebuilt Engine, 83-87 Eagle, 83-86 Jeep, 7/16" Head bolts, oil filter bypass in block, mechanical F/P., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,297.00

    Click here to view more details2004 Chevrolet Impala Used Turbo, 3.8, AUTO, FWD, 150K (6-231, 3.8L), Very Good.

    Source: Used Auto Parts Store

    $186.00

    Click here to view more details2004 Chevrolet Impala Used Turbo, 3.8, AUTO, FWD, 180K (6-231, 3.8L), Very Good.

    Source: Used Auto Parts Store

    $186.00
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