Wiring Harness/Engine fit your 2003 Chevrolet Silverado 2500 HD 4WD

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2003 Chevrolet Silverado 2500 HD 4WD
My Vehicle Change Vehicle
2003 Chevrolet Silverado 2500 HD 4WD
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Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Transfer Case
Transmission - Automatic
Transmission - Manual
Categories Close X

You have selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Transfer Case
Transmission - Automatic
Transmission - Manual
Sort by:
Recommended
Part No. & Part Description
Price
Part No. &
Part Description
  • 13503102
    RELAY, Starter Motor, RELAY,STARTER(4 TERMINAL)(GRAY)(SPST 280 MINI)(4-WAY)(SQUARE CASE)(W/RESISTOR)(1.055)
    MSRP: $15.80
    $7.08
    1
    Add To Cart
  • CONNECTOR, Distributor (also Knock Sensor)
    13586114
    CONNECTOR, SENSOR-KNOCK(PART OF 1)(BLACK)(ACCEPTS 1.5MM TERMS)(2-WAY FEMALE)(METRI-PACKING 150 SERIES)(W/LEADS)(1.203)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $47.82
    $25.34
    1
    Add To Cart
  • 12102621
    CONNECTOR, SENSOR-KNOCK(ENGINE HARNESS)(PART OF 1)(GRAY)(1-WAY MALE)(W/LEADS)(2.535)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $31.18
    $16.53
    1
    Add To Cart
  • 13585316
    CONNECTOR, CAMSHAFT POSITION SENS(W/O SIDE TABS)(PART OF 1)(BLACK)(3-WAY FEMALE)(W/LEADS)(2.535)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $54.16
    $28.70
    1
    Add To Cart
  • Chevrolet 15306120
    15306120
    CONNECTOR, SENSOR-CRANKSHAFT POSITION(PART OF 1)(NATURAL)(3-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $56.73
    $30.06
    1
    Add To Cart
  • Chevrolet 15306376
    15306376
    CONNECTOR, SENSOR-KNOCK(PART OF 1)(1-WAY FEMALE)(W/LEADS)(METRI-PACK 150)
    • Fitting Vehicle Options:
      CK2,3(L18)
    • Require Quantity:
      02
    • Package Quantity:
      1
    • Replaced By:
      19332518
    MSRP: $35.28
    $19.67
    1
    Add To Cart
  • 88987997
    CONNECTOR, CAMSHAFT POSITION SENS(PART OF 1)(GRAY)(3-WAY FEMALE)(W/LEADS)(3.682)
    • Fitting Vehicle Options:
      CK2,3(L18)
    MSRP: $68.64
    $36.38
    1
    Add To Cart
  • CONNECTOR, Engine Oil Level
    13586114
    CONNECTOR, SENSOR-ENGINE OIL LEVEL(PART OF 1)(BLACK)(ACCEPTS 1.5MM TERMS)(2-WAY FEMALE)(METRI-PACKING 150 SERIES)(W/LEADS)(1.203)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $47.82
    $25.34
    1
    Add To Cart
  • Chevrolet 88953151
    88953151
    CONNECTOR, SENSOR-ENGINE OIL LEVEL(PART OF 1)(NATURAL)(2-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3(L18)
  • CONNECTOR, Generator
    15306071
    CONNECTOR, GENERATOR(NATURAL)(1-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3
    MSRP: $24.32
    $12.89
    1
    Add To Cart
  • 15306071
    CONNECTOR, GENERATOR(PART OF 1)(NATURAL)(1-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3
    MSRP: $24.32
    $12.89
    1
    Add To Cart
  • 15306329
    CONNECTOR, GENERATOR(BEIGE)(2-WAY FEMALE)(4-WAY BASE W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $49.32
    $26.14
    1
    Add To Cart
  • 15306329
    CONNECTOR, GENERATOR(PART OF 1)(BEIGE)(2-WAY FEMALE)(4-WAY BASE W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $49.32
    $26.14
    1
    Add To Cart
  • 15306009
    CONNECTOR, GENERATOR(BLACK)(4-WAY FEMALE METRI-PACK 150)(W/LEADS)(OVAL)(2.530)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $59.68
    $33.27
  • 15306009
    CONNECTOR, GENERATOR(PART OF 1)(BLACK)(4-WAY FEMALE METRI-PACK 150)(W/LEADS)(OVAL)(2.530)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $59.68
    $33.27
  • CONNECTOR, Computer Control Sensors
    88987993
    CONNECTOR, SENSOR-VEHICLE SPEED(GRAY)(2-WAY FEMALE)(GT150 SEALED)(W/LEADS)(4.651)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $79.04
    $35.41
    1
    Add To Cart
  • 88987993
    CONNECTOR, SENSOR-VEHICLE SPEED(PART OF 1)(GRAY)(2-WAY FEMALE)(GT150 SEALED)(W/LEADS)(4.651)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $79.04
    $35.41
    1
    Add To Cart
  • Chevrolet 88953157
    88953157
    CONNECTOR, SENSOR-MASS AIRFLOW(WHITE)(5-WAY FEMALE 090II SEALED)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3(LB7,ML6,M74)
    MSRP: $70.64
    $37.44
    1
    Add To Cart
  • Chevrolet 15306113
    15306113
    CONNECTOR, SENSOR-MASS AIRFLOW(SHROUD HAS ROUND EDGES, PURPLE, RECTANGLE)(BLACK)(5-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $66.56
    $35.27
    1
    Add To Cart
  • Chevrolet 15306113
    15306113
    CONNECTOR, SENSOR-MASS AIRFLOW(SHROUD HAS ROUND EDGES, PURPLE, RECTANGLE)(PART OF 1)(BLACK)(5-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $66.56
    $35.27
    1
    Add To Cart
  • 88987997
    CONNECTOR, MAP SENS(PART OF 1)(GRAY)(3-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $68.64
    $36.38
    1
    Add To Cart
  • CONNECTOR, Chassis Electrical
    15300003
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(3-WAY MALE)(W/O LEADS)(METRI-PACK 280-BODY ONLY)
    • Fitting Vehicle Options:
      K1,2,3
    MSRP: $7.20
    $4.57
    1
    Add To Cart
  • 15300003
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(3-WAY MALE)(W/O LEADS)(METRI-PACK 280-BODY ONLY)
    • Fitting Vehicle Options:
      K1,2,3
    MSRP: $7.20
    $4.57
    1
    Add To Cart
  • 15326843
    CONNECTOR, CHASSIS WIRING HARNESS(BLACK)(10-WAY FEMALE)(W/O LEADS)(W/CONNECTOR POSITION ASSURANCE)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $7.72
    $4.91
    1
    Add To Cart
  • 15326843
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(BLACK)(10-WAY FEMALE)(W/O LEADS)(W/CONNECTOR POSITION ASSURANCE)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $7.72
    $4.91
    1
    Add To Cart
  • 12117025
    CONNECTOR, ENGINE WIRING HARNESS(TRANSFER CASE)(BLACK)(3-WAY FEMALE)(W/LEADS)(2.383)
    • Fitting Vehicle Options:
      K1,2,3
    MSRP: $64.20
    $34.03
    1
    Add To Cart
  • 19368859
    CONNECTOR, CHASSIS WIRING HARNESS(STARTER MOTOR X1)(GRAY)(4MM2)(1-WAY FEMALE)(W/LEADS)(SIDE ELECTRIC CODE: M64)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $56.14
    $29.75
    1
    Add To Cart
  • 19368859
    CONNECTOR, CHASSIS WIRING HARNESS(STARTER MOTOR X1)(PART OF 1)(GRAY)(4MM2)(1-WAY FEMALE)(W/LEADS)(SIDE ELECTRIC CODE: M64)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $56.14
    $29.75
    1
    Add To Cart
  • Chevrolet 12065172
    12065172
    CONNECTOR, CHASSIS WIRING HARNESS(1-WAY FEMALE M/P280)(2.535)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $7.01
    $4.46
    1
    Add To Cart
  • Chevrolet 12065172
    12065172
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(1-WAY FEMALE M/P280)(2.535)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $7.01
    $4.46
    1
    Add To Cart
  • Chevrolet 12085212
    12085212
    CONNECTOR, ENGINE WIRING HARNESS(BATTERY NEGATIVE)(BLACK)(2-WAY FEMALE)(W/LEADS)(METRI-PACK 480)(2.535)
    • Fitting Vehicle Options:
      CK1,2,3(9L4)
    MSRP: $141.28
    $63.29
    1
    Add To Cart
  • Chevrolet 12102490
    12102490
    CONNECTOR, ENGINE WIRING HARNESS(GRAY)(7-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $83.96
    $37.61
    1
    Add To Cart
  • 12167120
    CONNECTOR, ENGINE WIRING HARNESS(FROM KNOCK SENSOR JMP, METRI-PACK 150)(BLACK)(2-WAY MALE)(W/LEADS)(OVAL)(MATING CONNECT W/LEADS USE 12102747)(4.720)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $61.16
    $32.41
    1
    Add To Cart
  • 12167120
    CONNECTOR, CHASSIS WIRING HARNESS(METRI-PACK 150)(BLACK)(2-WAY MALE)(W/LEADS)(OVAL)(MATING CONNECT W/LEADS USE 12102747)(4.720)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $61.16
    $32.41
    1
    Add To Cart
  • 12167120
    CONNECTOR, CHASSIS WIRING HARNESS(METRI-PACK 150)(PART OF 1)(BLACK)(2-WAY MALE)(W/LEADS)(OVAL)(MATING CONNECT W/LEADS USE 12102747)(4.720)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $61.16
    $32.41
    1
    Add To Cart
  • Chevrolet 13578569
    13578569
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(GRAY)(22-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $29.33
    $18.64
    1
    Add To Cart
  • Chevrolet 13578569
    13578569
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(GRAY)(22-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $29.33
    $18.64
    1
    Add To Cart
  • Chevrolet 13584094
    13584094
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(GT150)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.383)
    • Fitting Vehicle Options:
      CK2,3(LB7,L18,ML6,M74)
    MSRP: $40.28
    $21.35
    1
    Add To Cart
  • Chevrolet 13584094
    13584094
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(GT150)(PART OF 1)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.383)
    • Fitting Vehicle Options:
      CK2,3(LB7,L18,ML6,M74)
    MSRP: $40.28
    $21.35
    1
    Add To Cart
  • Chevrolet 13584253
    13584253
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(8-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $55.94
    $29.65
    1
    Add To Cart
  • Chevrolet 13584253
    13584253
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(8-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $55.94
    $29.65
    1
    Add To Cart
  • 13587152
    CONNECTOR, ENGINE WIRING HARNESS(BLACK)(8-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK259
    MSRP: $108.34
    $45.51
    1
    Add To Cart
  • Chevrolet 15304692
    15304692
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(18-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $6.27
    $3.98
    1
    Add To Cart
  • Chevrolet 15304692
    15304692
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(18-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $6.27
    $3.98
    1
    Add To Cart
  • 15305857
    CONNECTOR, INLINE-TO TRANS(GRAY)(14-WAY FEMALE)(W/LEADS)(ACTUALLY 20-WAY W/6 CAVITIES MOLDED)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $164.58
    $73.73
    1
    Add To Cart
  • 15305857
    CONNECTOR, INLINE-TO TRANS(PART OF 1)(GRAY)(14-WAY FEMALE)(W/LEADS)(ACTUALLY 20-WAY W/6 CAVITIES MOLDED)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $164.58
    $73.73
    1
    Add To Cart
  • Chevrolet 15306348
    15306348
    CONNECTOR, ENGINE WIRING HARNESS(4 END TERMS ARE 2.8MM WIDE AND 12 MIDDLE TERMS ARE 1.5MM WIDE)(BLACK)(16-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $183.68
    $82.29
    1
    Add To Cart
  • Chevrolet 15326829
    15326829
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(6-WAY FEMALE GT150)(W/O LEADS)(HAS FULL SHROUD)
    • Fitting Vehicle Options:
      CK2,3(LB7,L18,ML6,M74)
    • Replaced By:
      13584094
    MSRP: $40.28
    $21.35
    1
    Add To Cart
  • Chevrolet 15326829
    15326829
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(6-WAY FEMALE GT150)(W/O LEADS)(HAS FULL SHROUD)
    • Fitting Vehicle Options:
      CK2,3(LB7,L18,ML6,M74)
    • Replaced By:
      13584094
    MSRP: $40.28
    $21.35
    1
    Add To Cart
  • Chevrolet 19151490
    19151490
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(10-WAY MALE)(W/O LEADS)(W/TERMINAL POSITION ASSURANCE & CAVITY PLUG)(13.100)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $25.15
    $15.99
    1
    Add To Cart
  • Chevrolet 19151490
    19151490
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(10-WAY MALE)(W/O LEADS)(W/TERMINAL POSITION ASSURANCE & CAVITY PLUG)(13.100)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $25.15
    $15.99
    1
    Add To Cart
  • Chevrolet 19151507
    19151507
    CONNECTOR, ENGINE WIRING HARNESS(BLACK)(38-WAY FEMALE)(W/TERMINAL POSITION ASSURANCE,SEAL,CAVITY PLUGS,BRACKET & CM LEVER)
    • Fitting Vehicle Options:
      CK2,3(03-43-53)(LB7,LLY)
    MSRP: $53.63
    $34.07
    1
    Add To Cart
  • Chevrolet 19153767
    19153767
    CONNECTOR, ENGINE WIRING HARNESS(BLACK)(24-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK2,3(LLY,LB7)
    MSRP: $38.82
    $24.69
    1
    Add To Cart
  • Chevrolet 19167005
    19167005
    CONNECTOR, CHASSIS WIRING HARNESS(BLACK)(24-WAY MALE)(W/CAVITY PLGS,TPAS & PILLAR)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $36.08
    $22.92
    1
    Add To Cart
  • Chevrolet 19167005
    19167005
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(BLACK)(24-WAY MALE)(W/CAVITY PLGS,TPAS & PILLAR)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $36.08
    $22.92
    1
    Add To Cart
  • Chevrolet 19181245
    19181245
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(2IN WIDE, METRI-PACK 150/280)(BLACK)(16-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $8.20
    $4.35
    1
    Add To Cart
  • Chevrolet 19181245
    19181245
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(2IN WIDE, METRI-PACK 150/280)(PART OF 1)(BLACK)(16-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $8.20
    $4.35
    1
    Add To Cart
  • Chevrolet 19328670
    19328670
    CONNECTOR, INLINE-TO TRANS(BLACK)(20-WAY FEMALE)(W/O LEADS)(MAY NEED WIRE 13582227)
    • Fitting Vehicle Options:
      CK2,3(M74)
    MSRP: $66.38
    $37.01
    1
    Add To Cart
  • Chevrolet 19328670
    19328670
    CONNECTOR, INLINE-TO TRANS(PART OF 1)(BLACK)(20-WAY FEMALE)(W/O LEADS)(MAY NEED WIRE 13582227)
    • Fitting Vehicle Options:
      CK2,3(M74)
    MSRP: $66.38
    $37.01
    1
    Add To Cart
  • Chevrolet 19367637
    19367637
    CONNECTOR, CHASSIS WIRING HARNESS(BLACK)(1.5MM2)(8-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK259
    MSRP: $106.08
    $47.52
    1
    Add To Cart
  • Chevrolet 19367637
    19367637
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(BLACK)(1.5MM2)(8-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK259
    MSRP: $106.08
    $47.52
    1
    Add To Cart
  • Chevrolet 19368866
    19368866
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(METRI-PACK 150)(BLACK)(2MM2)(6-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $57.60
    $30.53
    1
    Add To Cart
  • Chevrolet 19368866
    19368866
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(METRI-PACK 150)(PART OF 1)(BLACK)(2MM2)(6-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $57.60
    $30.53
    1
    Add To Cart
  • Chevrolet 84779454
    84779454
    CONNECTOR, ENGINE WIRING HARNESS(BLACK)(1.5MM2)(6-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3(03-43-53)
    MSRP: $76.96
    $42.91
    1
    Add To Cart
  • Chevrolet 88986245
    88986245
    CONNECTOR, CHASSIS WIRING HARNESS(GT280)(BLACK)(10-WAY MALE)(W/LEADS, GT280)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $247.96
    $104.14
    1
    Add To Cart
  • Chevrolet 88986245
    88986245
    CONNECTOR, CHASSIS WIRING HARNESS(GT280)(PART OF 1)(BLACK)(10-WAY MALE)(W/LEADS, GT280)
    • Fitting Vehicle Options:
      CK1,2
    MSRP: $247.96
    $104.14
    1
    Add To Cart
  • Chevrolet 88986252
    88986252
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(12-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $290.48
    $183.79
    1
    Add To Cart
  • Chevrolet 88986252
    88986252
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(12-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $290.48
    $183.79
    1
    Add To Cart
  • Chevrolet 88986267
    88986267
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM FUSE BLOCK BRAKE JUMPER)(BLACK)(34.6MM WIDE)(12-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $280.80
    $177.67
    1
    Add To Cart
  • Chevrolet 88986267
    88986267
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM FUSE BLOCK BRAKE JUMPER)(PART OF 1)(BLACK)(34.6MM WIDE)(12-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $280.80
    $177.67
    1
    Add To Cart
  • Chevrolet 88987998
    88987998
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(YELLOW)(4-WAY MALE)(METRI-PACK 280)(W/LEADS)(16.712)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $109.62
    $49.11
    1
    Add To Cart
  • Chevrolet 88987998
    88987998
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(YELLOW)(4-WAY MALE)(METRI-PACK 280)(W/LEADS)(16.712)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $109.62
    $49.11
    1
    Add To Cart
  • Chevrolet 88988307
    88988307
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(40-WAY MALE)(W/O LEADS)(W/CAM LEVER, TERMINAL POSITION ASSURANCE & STABLZR)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $42.82
    $22.69
    1
    Add To Cart
  • Chevrolet 88988307
    88988307
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(40-WAY MALE)(W/O LEADS)(W/CAM LEVER, TERMINAL POSITION ASSURANCE & STABLZR)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $42.82
    $22.69
    1
    Add To Cart
  • Chevrolet 89046633
    89046633
    CONNECTOR, ENGINE WIRING HARNESS(GT150, FROM 4 WHEEL DRIVE HARNESS)(BLACK)(2-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      K1,2,3(NP1,NP2,NP8)
    MSRP: $66.44
    $35.21
    1
    Add To Cart
  • Chevrolet 15306125
    15306125
    CONNECTOR, CHASSIS WIRING HARNESS(BLUE)(12-WAY MALE)(W/LEADS)(GT150/280)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306125
    15306125
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(BLUE)(12-WAY MALE)(W/LEADS)(GT150/280)
    • Fitting Vehicle Options:
      CK1,2,3
  • 12085487
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(4-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • 12085487
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(4-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 12085669
    12085669
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(1-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 12085669
    12085669
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(1-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 12129135
    12129135
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(BLACK)(4-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 12129135
    12129135
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(BLACK)(4-WAY MALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 12129490
    12129490
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM LH FRONT DOOR)(BLACK)(3-WAY MALE)(W/O LEADS)(CLIP SLOT)
    • Fitting Vehicle Options:
      CK1,2
  • Chevrolet 12129490
    12129490
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM LH FRONT DOOR)(PART OF 1)(BLACK)(3-WAY MALE)(W/O LEADS)(CLIP SLOT)
    • Fitting Vehicle Options:
      CK1,2
  • Chevrolet 12160782
    12160782
    CONNECTOR, ENGINE WIRING HARNESS(20-WAY M)(W/O LEADS)
    • Fitting Vehicle Options:
      CK2(MN8)
  • Chevrolet 15306199
    15306199
    CONNECTOR, ENGINE WIRING HARNESS(12-WAY FEMALE)(W/LEADS)(GT150,280)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306231
    15306231
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(GRAY)(24-WAY MALE W/O LEADS)(9.656)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306231
    15306231
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(GRAY)(24-WAY MALE W/O LEADS)(9.656)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306371
    15306371
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM HEADLINING HARNESS, GT150)(BLACK)(16-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306371
    15306371
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(FROM HEADLINING HARNESS, GT150)(PART OF 1)(BLACK)(16-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • 19260871
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(SEAT HARNESS TO BODY HARNESS, GT150/280)(16-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • 19260871
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(SEAT HARNESS TO BODY HARNESS, GT150/280)(PART OF 1)(16-WAY MALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 88953290
    88953290
    CONNECTOR, CHASSIS WIRING HARNESS(NATURAL)(12-WAY MALE W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 88953290
    88953290
    CONNECTOR, CHASSIS WIRING HARNESS(PART OF 1)(NATURAL)(12-WAY MALE W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 88987501
    88987501
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(12-WAY MALE GT)(W/O LEADS)
    • Fitting Vehicle Options:
      K1,2,3
  • Chevrolet 88987501
    88987501
    CONNECTOR, INSTRUMENT PANEL WIRING HARNESS(PART OF 1)(12-WAY MALE GT)(W/O LEADS)
    • Fitting Vehicle Options:
      K1,2,3
  • 88988438
    CONNECTOR, ENGINE WIRING HARNESS(12-WAY FEMALE)(W/O LEADS)(GT 150/280)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 11502848
    11502848
    NUT, Hexagon, NUT,HEXAGON STYLE M5X.8X4.45(TO STARTER)(PART OF 1)
    • Replaced By:
      11609467
    MSRP: $5.03
    $3.20
    1
    Add To Cart
  • CONNECTOR, Wiring Junction
    19167008
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLUE)(8-WAY FEMALE)(SEALED)(W/LEADS)(14GA WIRES)(13.100)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $101.72
    $42.72
    1
    Add To Cart
  • 12167120
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(METRI-PACK 150)(PART OF 1)(BLACK)(2-WAY MALE)(W/LEADS)(OVAL)(MATING CONNECT W/LEADS USE 12102747)(4.720)
    • Fitting Vehicle Options:
      CK1,2,3(03-43-53)(LB7,LM7,LQ4,LR4,L18,L59)
    MSRP: $61.16
    $32.41
    1
    Add To Cart
  • 12167120
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLACK)(2-WAY MALE)(W/LEADS)(OVAL)(MATING CONNECT W/LEADS USE 12102747)(4.720)
    • Fitting Vehicle Options:
      CK1,2,3(03-43-53)
    MSRP: $61.16
    $32.41
    1
    Add To Cart
  • Chevrolet 15306133
    15306133
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(METRI-PACK 480)(PART OF 1)(BLACK)(2-WAY MALE)(W/LEADS)(9.276)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $43.84
    $23.24
    1
    Add To Cart
  • Chevrolet 88988814
    88988814
    CONNECTOR, FUEL INJECTOR(1IN)(PART OF 1)(BLACK)(2-WAY FEMALE)(W/LEADS)(MICRO 064)
    • Fitting Vehicle Options:
      CK1,2,3(LM7,LR4,LQ4,LQ9,L18)
    • Require Quantity:
      08
    • Package Quantity:
      1
    MSRP: $56.14
    $29.75
    1
    Add To Cart
  • Chevrolet 12193929
    12193929
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(GREEN)(6-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • 15306105
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(CREAM)(6 WAY FEMALE)(LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 15306106
    15306106
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BROWN)(6-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3(V92,Z82)
  • Chevrolet 15306107
    15306107
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.530)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 19115428
    19115428
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLACK)(68-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 19167006
    19167006
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(GREEN)(32-WAY FEMALE)(UNSEALED)(W/O LEADS)(W/TPAS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 19167007
    19167007
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(RED)(32-WAY FEMALE)(UNSEALED)(W/O LEADS)(W/TPAS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 88986446
    88986446
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(2-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 88988945
    88988945
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(LIGHT GRAY)(68-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • Chevrolet 89046826
    89046826
    CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BROWN)(12-WAY FEMALE)(W/O LEADS)
    • Fitting Vehicle Options:
      CK1,2,3
  • CONNECTOR, Emission Control System
    Chevrolet 15306027
    15306027
    CONNECTOR, SOLENOID-EGR VALVE(PART OF 1)(LIGHT GRAY)(5-WAY FEMALE)(W/LEADS)(W/COVER)(2.530)
    • Fitting Vehicle Options:
      CK2,3
    MSRP: $59.80
    $31.69
    1
    Add To Cart
  • Chevrolet 12167308
    12167308
    CONNECTOR, POWERTRAIN CONTROL MODULE(TO BLACK ENAMEL HIGH COMPRESSION WHEN PART # AVAIL)(INCLUDES SEAL,COVER,RETS)(W/O LEADS)(80-WAY FEMALE USE TERMINAL 12084912 18 GAGE & TERMINAL 12084913 20 GAGE)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $78.31
    $49.77
  • Chevrolet 12167308
    12167308
    CONNECTOR, POWERTRAIN CONTROL MODULE(ENGINE HARNESS)(INCLUDES SEAL,COVER,RETS)(W/O LEADS)(80-WAY FEMALE USE TERMINAL 12084912 18 GAGE & TERMINAL 12084913 20 GAGE)
    • Fitting Vehicle Options:
      CK2,3(LB7)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $78.31
    $49.77
  • Chevrolet 12167308
    12167308
    CONNECTOR, POWERTRAIN CONTROL MODULE(PART OF 1)(INCLUDES SEAL,COVER,RETS)(W/O LEADS)(80-WAY FEMALE USE TERMINAL 12084912 18 GAGE & TERMINAL 12084913 20 GAGE)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $78.31
    $49.77
  • Chevrolet 13580883
    13580883
    CONNECTOR, Ignition Coil, CONNECTOR,COIL-IGNITION(ENGINE HARNESS)(PART OF 1)(GRAY)(7-WAY FEMALE)(W/LEADS)(2.530)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: $94.72
    $42.44
    1
    Add To Cart
  • CONNECTOR, Throttle Control
    Chevrolet 15305916
    15305916
    CONNECTOR, MOTOR-THROTTLE ACTUATOR(PART OF 1)(BLACK)(10-WAY FEMALE)(W/LEADS)(3.885)
    • Fitting Vehicle Options:
      CK2
    MSRP: $141.63
    $59.48
    1
    Add To Cart
  • Chevrolet 19367637
    19367637
    CONNECTOR, MOTOR-THROTTLE ACTUATOR(PART OF 1)(BLACK)(1.5MM2)(8-WAY FEMALE)(W/LEADS)(2.530)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $106.08
    $47.52
    1
    Add To Cart
  • CONNECTOR, Electronic Brake Control
    Chevrolet 88987977
    88987977
    CONNECTOR, ELECTRONIC TRACTION CONTROL MODULE(PART OF 1)(16-WAY F W/O LEADS INCLUDES CONNECT,TERMINAL POSITION ASSURANCE,CONNECTOR POSITION ASSURANCE,CABLE & STRAIN RELIEF LOCATING)(3.670)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $36.04
    $19.10
    1
    Add To Cart
  • 12117372
    CONNECTOR, ELECTRONIC TRACTION CONTROL MODULE(PART OF 1)(BLACK)(10-WAY MALE)(W/ LEADS)(2.530)
    • Fitting Vehicle Options:
      CK2,3
  • RETAINER, Chassis/Engine Wiring Harness
    Chevrolet 12129030
    12129030
    RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(GRAY)(STRAIN RELIEF)
    • Fitting Vehicle Options:
      CK2,3(L18,LB7,M74,ML6)
    • Require Quantity:
      02
    • Package Quantity:
      1
    MSRP: --
    $13.05
    1
    Add To Cart
  • Chevrolet 12129024
    12129024
    RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(RED)(USE W/32-WAY CONNECT)
    • Fitting Vehicle Options:
      CK2,3(L18,LB7,M74,ML6)
  • Chevrolet 12176408
    12176408
    RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(BLUE)(RETAINS 40-WAY CONNECT)
    • Fitting Vehicle Options:
      CK1,2,3
    • Require Quantity:
      02
    • Package Quantity:
      1
  • CONNECTOR, Safety Starting Switch Or Speed Sensing
    15305887
    CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION(PART OF 1)(GRAY)(7-WAY FEMALE)(W/LEADS)
    • Fitting Vehicle Options:
      CK2,3(L18)
    MSRP: $170.72
    $71.70
    1
    Add To Cart
  • 88987185
    CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION & BACK UP LAMP(BLACK)(4-WAY FEMALE)(W/LEADS)(2.530)
    • Fitting Vehicle Options:
      CK1,2,3
    MSRP: $86.20
    $36.20
    1
    Add To Cart
  • 88987185
    CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION(PART OF 1)(BLACK)(4-WAY FEMALE)(W/LEADS)(2.530)
    • Fitting Vehicle Options:
      CK2,3(L18)
    MSRP: $86.20
    $36.20
    1
    Add To Cart
  • CONNECTOR, A/C Compressor (Internal Parts)
    19368034
    CONNECTOR, SWITCH-A/C CYCLING SWITCH(GRAY)(2-WAY FEMALE)(W/LEADS)(2.530)
    MSRP: $46.60
    $24.70
    1
    Add To Cart
  • 19368034
    CONNECTOR, SWITCH-A/C CYCLING SWITCH(PART OF 1)(GRAY)(2-WAY FEMALE)(W/LEADS)(2.530)
    MSRP: $46.60
    $24.70
    1
    Add To Cart
  • HARNESS, Engine Wiring
    Chevrolet 15192290
    15192290
    HARNESS, ENGINE WIRING(INCLUDES 2-32)
    • Fitting Vehicle Options:
      CK2,3(L18,ML6,NF4,NF9,NT9)(EXC PTO)
  • Chevrolet 15192293
    15192293
    HARNESS, ENGINE WIRING(INCLUDES 2-32)
    • Fitting Vehicle Options:
      CK2(L18,MN8,NC1)
  • Chevrolet 15192297
    15192297
    HARNESS, ENGINE WIRING(INCLUDES 2-32)
    • Fitting Vehicle Options:
      CK2,3(L18,M74,NC1,NC8)(EXC PTO), CK2,3(L18,M74,NF4,NF9,NT9)(EXC PTO)
  • 15192299
    HARNESS, ENGINE WIRING(INCLUDES 6,7)
    • Fitting Vehicle Options:
      CK2,3(LB7,ML6,KG3,K68)(EXC PTO)
  • 15192303
    HARNESS, ENGINE WIRING(INCLUDES 6,7)
    • Fitting Vehicle Options:
      CK2,3(LB7,M74,K65,YF2), CK2,3(LB7,M74,KG3,K68)(EXC PTO,YF2), CK2,3(LB7,M74,8X5)(EXC PTO)
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2003 Chevrolet Silverado 2500 HD 4WD parts. Parts like Wiring Harness/Engine are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L. Model Code: 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB.