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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Silverado 2500 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 Silverado 2500 automobile. Try the Automotix DIY solution today!
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WIRING DIAGRAMS FOR 2003 Chevrolet Silverado 2500 AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Chevrolet Silverado 2500 cars and light trucks sold in the U.S.

2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

Components on diagram:
  • Fuel Injector 5
  • Fuel Injector 4
  • Fuel Injector 2
  • Fuel Injector 3
  • Fuel Injector 7
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Clutch Start Switch
  • Powertrain Control Module
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Audio Amplifier
  • Rear Seat Audio Controller
  • Rear Seat Entertainment Assembly
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Stop Lamp Switch
  • Center High Mounted Stop Lamp
  • Tail/Stop Lamp -Left
  • Tail/Stop Lamp -Right
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Engine Control Module
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Driver Door Module
  • Door Key Switch
  • Door Lock Switch
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Power Take Off Relay
  • Power Take Off Switch
  • Engine Control Module/Powertrain Control Module
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Sun Load Sensor
  • Body Control Module
  • Ambient Light Sensor
  • Heater/Vent/Air Conditioning Control Module
  • Left Solar Sensor
  • 2003 Chevrolet Silverado 2500  6.0 V8 GAS Wiring Diagram2003 Chevrolet Silverado 2500 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Powertrain Control Module
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Silverado 2500 WIRING DIAGRAMS!

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

    Click here to view more details about 2004 Chevrolet Silverado 2500 Door Handle, Front, Passenger Side2004 Chevrolet Silverado 2500 Door Handle, Front, Passenger Side, With keyhole; A high quality, OE replacement door handle; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $14.34

    Click here to view more details2000 Chevrolet Silverado 2500 Wheelhouse, Front, Passenger Side, A high quality, OE replacement wheelhouse; With 1-year limited Martins warranty..

    Source: Auto Body Parts Store

    $12.48

    Click here to view more details about 2004 Chevrolet S10 Pickup 15" X 7" Alloy Wheel2004 Chevrolet S10 Pickup 15" X 7" Alloy Wheel, ALLOY WHEEL, 15 X 7, 5 STUDS/LUGS, 4.75" BOLT DIA, 5 SPOKES, SILVER, 4X4. MACH'D LIP AND LUG AREA WITH SILV SPKS., , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $111.45

    Click here to view more details1995 Pontiac Bonneville Sse V6, 3.8 L, 231 CID Rebuilt Engine, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,969.00

    Click here to view more details2000 Chevrolet Silverado 2500 Used Air Flow Meter/Sensor, 5.3, AUTO, AWD, Very Good.

    Source: Used Auto Parts Store

    $65.00

    Click here to view more details2001 Chevrolet Silverado 2500 Used A/C Compressor, 4.3, AUTO, 4X2, Very Good.

    Source: Used Auto Parts Store

    $145.00
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