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Parts found for 2003 Chevrolet Silverado 1500 HD 4WD > Starter, Generator, Ignition, Electrical, Lamps > Wiring Harness/Engine Compartment

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  • BOLT, Hex
    BOLT,HEXAGON,M8X1.25X16,15 THREAD,18 O.D.,10.9,7114M(FRONT FENDER REAR UPPER BRACE)(TOGETHER WITH 12345493 REPLCS 25534835)
    Require Qty: 04
    Package Qty: 1
    $5.88
    $3.75
  •  
    HARNESS, Natural Gas Wiring Make Sure These Fit  
  • HARNESS, CNG TANK HIGH PRESSURE SHUTOFF VALVE WIRING(SEE GROUP 03.000 "FUEL TANK MOUNTING" FOR DETAILED ILLUSTRATED VIEW)
    Fitting Vehicle Options: CK259(03-53)(KL6), K259(43)(KL6)
    $543.81
    $347.17
  • HARNESS, CNG WIRING(INCLUDES 9,10)
    Fitting Vehicle Options: CK259(53)(KL6), K259(03)(KL6), K259(43)(KL6)
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  • MODULE, Fuel Injection
    MODULE,FUEL INJECTOR CONTROL(SEE GROUP 3.000 "CONTROL MODULE & RELATED PARTS" FOR DETAILED ILLUSTRATED VIEW)
    $1087.99
    $852.98
  •  
    Standard Parts Make Sure These Fit  
  • Standard Parts
    STRAP,15" TIE STRAP(AUTOMATIC TRANSMISSION THROTTLE VALVE CABLE)
    $2.00
    $1.12
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 2003 Chevrolet Silverado 1500 HD 4WD parts. Parts like Wiring Harness/Engine Compartment are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L. Model Code: 1/2 TON, 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, 4 DOOR 1/2 TON.
 
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.