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

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  •  
    HARNESS, Chassis Wiring Make Sure These Fit  
  • Chevrolet 15188293
    HARNESS, CLUTCH PEDAL POSITION SWITCH WIRING
    Fitting Vehicle Options: CK1(MG5,ZX3), CK1(MG5,FW1,Z71), CK1,2,3(MG5,MW3,TRW)(EXC 9L4), CK1,2,3(ML6,TRW)(EXC 9L4)
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  • Chevrolet 15746765
    HARNESS, EMERGENCY VEHICLE ROOF LAMP RELAY WIRING(INCLUDES 8,9)
    Fitting Vehicle Options: CK1,2,359(5Y0)
    $105.42
    $67.30
  • Chevrolet 12171974
    HARNESS, EMERGENCY VEHICLE ROOF LAMP SWITCH WIRING
    Fitting Vehicle Options: CK1,2,3(TRW)(EXC 5G4,5Y0), CK1,2,3(5G4)(EXC 5Y0), CK1,2,3(5X7)(EXC TRW,5G4,5Y0), CK1,2,3(5Y0)
    $59.90
    $38.24
  • Chevrolet 15090202
    HARNESS, EMERGENCY VEHICLE ROOF LAMP WIRING HARNESS EXTENSION(INCLUDES 5-7)
    Fitting Vehicle Options: CK1,2,3(03)(5G4)(EXC TRW), CK1,2,3(03)(TRW)
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  • Chevrolet 15090203
    HARNESS, EMERGENCY VEHICLE ROOF LAMP WIRING HARNESS EXTENSION(INCLUDES 5-7)
    Fitting Vehicle Options: CK1,2,3(53)(TRW), CK1,2,3(53)(5G4)(EXC TRW)
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  • Chevrolet 15185801
    HARNESS, FUSE BLOCK WIRING
    Fitting Vehicle Options: CK1,2,3(03-43-53)(LB7,LM7,LQ4,LR4,L18,L59,MT1,M30,M74,9L4), CK1(03-53)(LU3,M30,9L4), CK1,2,3(03-43-53)(LB7,LM7,LQ4,LR4,L18,L59,MT1,M30,M74,5X7)(EXC 9L4), CK1(03-53)(LU3,M30,5X7)(EXC 9L4), CK1,2,3(MN8,MT1,M30,M74,5X7)(EXC 5Y0,9L4), CK1,2,3(03-43-53)(LB7,LM7,LQ4,LR4,L18,L59,MT1,M30,M74,5Y0)(EXC 9L4), CK1,2,3(MN8,MT1,M30,M74,5Y0)(EXC 9L4), CK1(03-53)(LU3,M30,5Y0)(EXC 9L4)
    $501.69
    $170.38
  • Chevrolet 15193338
    HARNESS, FUSE BLOCK WIRING
    Fitting Vehicle Options: CK1,2,3(MN8,MT1,M30,M74,TRW)(EXC JF4,9L4), CK1(MT1,M30,M32,ZX3), CK1,2,3(MN8,MT1,M30,M74,TRW)(EXC JF4,KL6,9L4), CK1(MT1,M30,FW1,Z71)
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  •  
    HARNESS, Transmission Safety Starting Switch Or Speed Sensing Make Sure These Fit  
  • Chevrolet 15185802
    HARNESS, CLUTCH PEDAL POSITION SWITCH WIRING
    Fitting Vehicle Options: CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,MG5,MW3,9L4), CK1(03-53)(LU3,MG5,9L4), CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,ML6,9L4), CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,ML6,5X7)(EXC 9L4), CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,MG5,MW3,5X7)(EXC 9L4), CK1,2,3(ML6,5X7)(EXC 5Y0,9L4), CK1,2,3(MG5,MW3,5X7)(EXC 5Y0,9L4), CK1(03-53)(LU3,MG5,5X7)(EXC 9L4), CK1,2,3(MG5,MW3,5Y0)(EXC 9L4), CK1,2,3(ML6,5Y0)(EXC 9L4), CK1(03-53)(LU3,MG5,5Y0)(EXC 9L4), CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,MG5,MW3,5Y0)(EXC 9L4), CK1,2,3(LB7,LM7,LQ4,LR4,L18,L59,ML6,5Y0)(EXC 9L4)
    $243.52
    $155.47
  • Chevrolet 15188293
    HARNESS, CLUTCH PEDAL POSITION SWITCH WIRING
    Fitting Vehicle Options: CK1(MG5,ZX3), CK1(MG5,FW1,Z71), CK1,2,3(ML6,TRW)(EXC 9L4), CK1,2,3(MG5,MW3,TRW)(EXC 9L4)
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  • Chevrolet 11509226
    NUT, Hexagon
    NUT,HEXAGON W/CONICAL WASHER,M8X1.25,7.5THK,19 O.D.,9,ZINC(ACCESSORY POWER FUSE BLOCK FRONT WIRING HARNESS)
    Replaced by: 11609412
    $4.89
    $3.11
  •  
    RELAY, Chassis/Body Marker/Hazard Make Sure These Fit  
  • Chevrolet 12177233
    RELAY, EMERGENCY VEHICLE ROOF LAMP(CODE 3601)(PART OF 1)(INCLUDES 7)(SHROUDED)(W/RESISTOR)(SPDT 280 MINI)(FOR 4-TERMINAL APP CUT OFF CENTER TERMINAL LABELED 87A)(9.277)
    Fitting Vehicle Options: CK1,2,359(5G4)
    Replaced by: 19118886
    $49.39
    $27.65
  • Chevrolet 12135005
    RELAY, EMERGENCY VEHICLE ROOF LAMP(PART OF 6)(W/BRACKET)(2.694)
    Fitting Vehicle Options: CK1,2,359(5Y0)
    Replaced by: 12193601
    $49.39
    $27.65
  •  
    SWITCH, Stop Lamp Switch Make Sure These Fit  
  • Chevrolet 15128592
    SWITCH, STOP LAMP
    Fitting Vehicle Options: CK1,2(JF4)
    $26.28
    $14.19
  • Chevrolet 15128874
    SWITCH, STOP LAMP
    Fitting Vehicle Options: CK1,2,3(EXC JF4)
    $42.16
    $22.77
  •  
    Standard Parts Make Sure These Fit  
  • Chevrolet 11588650
    CLIP, 12X14X16.6,GM4345M(PART OF 2)
    $4.56
    $2.91
  • Chevrolet 11609411
    NUT, HEXAGON W/CONICAL WASHER,M6X1,5.7 THICK,16 OUTSIDE DIAMETER,9,GMW3200(BODY GROUND STRAP)
    $0.57
    $0.37
  • Chevrolet 10121502
    RETAINER, FITS .250 HOLE,1.01LG.700-OUTSIDE DIAMETER NYLON BLACK(PART OF 1)
    $1.08
    $0.68
  • Chevrolet 10121502
    RETAINER, FITS .250 HOLE,1.01LG.700-OUTSIDE DIAMETER NYLON BLACK(PART OF 6)
    $1.08
    $0.68
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 2003 Chevrolet Silverado 1500 4WD parts. Parts like Wiring Harness/Auxiliary 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: 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.
 
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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.