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

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  •  
    BOLT, Hex Make Sure These Fit  
  • BOLT, HEXAGON W/CONICAL WASHER,M6X1X20(ENGINE WIRING HARNESS CLIP)
    $1.78
    $1.14
  • BOLT, HEXAGON W/FL WASHER-3/8-16X.625,.82 OUTSIDE DIAMETER,GM275 STEEL, GMW3200 FINISH(ENGINE WIRING HARNESS GROUND)
    Require Qty: 02
    Package Qty: 1
    $4.12
    $2.63
  • BOLT, HEXAGON,M8X1.25X16,15 THREAD,18 O.D.,10.9,7114M(ENGINE WIRING HARNESS GROUND)(TOGETHER WITH 12345493 REPLCS 25534835)
    Require Qty: 02
    Package Qty: 1
    $5.88
    $3.75
  •  
    CONNECTOR, A/C Compressor (Internal Parts) Make Sure These Fit  
  • CONNECTOR, SWITCH-A/C CYCLING SWITCH(GRAY)(2-WAY FEMALE)(W/LEADS)(9.186)
    $32.94
    $18.42
  • CONNECTOR, SWITCH-A/C CYCLING SWITCH(PART OF 1)(GRAY)(2-WAY FEMALE)(W/LEADS)(9.186)
    $32.94
    $18.42
  •  
    CONNECTOR, Back Up Lamp Make Sure These Fit  
  • CONNECTOR, SWITCH-BACK UP LAMP(PART OF 1)(BROWN)(2-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $32.47
    $18.17
  • CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION(PART OF 1)(BLACK)(4-WAY FEMALE)(W/LEADS)(2.530)
    Fitting Vehicle Options: CK2,3(L18)
    $55.12
    $30.83
  • CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION(PART OF 1)(GRAY)(7-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK2,3(L18)
    $139.63
    $78.09
  •  
    CONNECTOR, Chassis Electrical Make Sure These Fit  
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(1-WAY FEMALE M/P280)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $8.33
    $5.32
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(BLACK)(10-WAY FEMALE)(W/O LEADS)(W/ CONNECTOR POSITION ASSURANCE)
    Fitting Vehicle Options: CK1,2,3
    $5.74
    $3.66
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(BLACK)(1-WAY FEMALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $28.13
    $16.22
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(BLACK)(24-WAY MALE)(W/CAVITY PLGS,TPAS & PILLAR)(W/O LEADS)
    Fitting Vehicle Options: CK1,2
    $30.18
    $19.26
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(BLACK)(8-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK259
    $168.90
    $94.47
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(BLUE)(12-WAY MALE)(W/LEADS)(GT150/280)
    Fitting Vehicle Options: CK1,2,3
    $80.73
    $45.15
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(GRAY)(1-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $54.61
    $30.55
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(GT280)(BLACK)(10-WAY MALE)(W/LEADS, GT280)
    Fitting Vehicle Options: CK1,2
    $208.75
    $116.76
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(GT280)(PART OF 1)(BLACK)(10-WAY MALE)(W/LEADS, GT280)
    Fitting Vehicle Options: CK1,2
    $208.75
    $116.76
  • CONNECTOR, INLINE-TO CHASSIS 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
    $43.46
    $24.31
  • CONNECTOR, INLINE-TO CHASSIS 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
    $43.46
    $24.31
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(NATURAL)(12-WAY MALE W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $321.19
    $179.65
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(12-WAY MALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2(06-36)
    $4.82
    $3.08
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(13.100)
    Fitting Vehicle Options: CK159,259(06)(K53)(EXPORT)
    $56.62
    $31.71
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(1-WAY FEMALE M/P280)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $8.33
    $5.32
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLACK)(10-WAY FEMALE)(W/O LEADS)(W/ CONNECTOR POSITION ASSURANCE)
    Fitting Vehicle Options: CK1,2,3
    $5.74
    $3.66
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLACK)(1-WAY FEMALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $28.13
    $16.22
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLACK)(24-WAY MALE)(W/CAVITY PLGS,TPAS & PILLAR)(W/O LEADS)
    Fitting Vehicle Options: CK1,2
    $30.18
    $19.26
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLACK)(38-WAY MALE)(W/STABILIZER, TERMINAL POSITION ASSURANCE & CAVITY PLUGS)
    Fitting Vehicle Options: CK1,2(06-36)
    $29.68
    $16.60
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLACK)(8-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK259
    $168.90
    $94.47
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(BLUE)(12-WAY MALE)(W/LEADS)(GT150/280)
    Fitting Vehicle Options: CK1,2,3
    $80.73
    $45.15
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(GRAY)(1-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $54.61
    $30.55
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(PART OF 1)(NATURAL)(12-WAY MALE W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $321.19
    $179.65
  • CONNECTOR, INLINE-TO CHASSIS HARNESS(ROUND, GT150)(PART OF 1)(BLACK)(2-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK259(06)
    $48.95
    $27.38
  • CONNECTOR, INLINE-TO ENGINE HARNESS(12-WAY FEMALE)(W/LEADS)(GT150,280)
    Fitting Vehicle Options: CK1,2,3
    $87.10
    $48.72
  • CONNECTOR, INLINE-TO ENGINE HARNESS(12-WAY FEMALE)(W/O LEADS)(GT 150/280)
    Fitting Vehicle Options: CK1,2,3
    $5.70
    $3.19
  • CONNECTOR, INLINE-TO ENGINE HARNESS(20-WAY M)(W/O LEADS)
    Fitting Vehicle Options: CK2(MN8)
    $10.40
    $6.64
  • CONNECTOR, INLINE-TO ENGINE 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
    $129.46
    $72.41
  • CONNECTOR, INLINE-TO ENGINE HARNESS(BATTERY NEGATIVE)(BLACK)(2-WAY FEMALE)(W/LEADS)(METRI-PACK 480)(2.535)
    Fitting Vehicle Options: CK1,2,3(9L4)
    $70.15
    $39.24
  • CONNECTOR, INLINE-TO ENGINE HARNESS(BLACK)(24-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK2,3(LLY,LB7)
    $4.12
    $2.63
  • CONNECTOR, INLINE-TO ENGINE 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)
    $21.48
    $13.71
  • CONNECTOR, INLINE-TO ENGINE HARNESS(BLACK)(6-WAY MALE)(W/O LEADS)
    Fitting Vehicle Options: CK2,3(03-43-53)
    $5.48
    $3.49
  • CONNECTOR, INLINE-TO ENGINE HARNESS(BLACK)(8-WAY MALE)(W/O LEADS)
    Fitting Vehicle Options: CK259
    Replaced by: 13587152
    $84.83
    $47.44
  • CONNECTOR, INLINE-TO ENGINE 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
    $43.46
    $24.31
  • CONNECTOR, INLINE-TO ENGINE HARNESS(GRAY)(7-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $69.80
    $39.04
  • CONNECTOR, INLINE-TO ENGINE HARNESS(GT150, FROM 4 WHEEL DRIVE HARNESS)(BLACK)(2-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: K1,2,3(NP1,NP2,NP8)
    $52.83
    $29.54
  • CONNECTOR, INLINE-TO ENGINE HARNESS(TRANSFER CASE)(BLACK)(3-WAY FEMALE)(W/LEADS)(2.383)
    Fitting Vehicle Options: K1,2,3
    $37.01
    $20.69
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(12-WAY MALE GT)(W/O LEADS)
    Fitting Vehicle Options: K1,2,3
    --
    --
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(2IN WIDE, METRI-PACK 150/280)(BLACK)(16-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $4.57
    $2.56
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(2IN WIDE, METRI-PACK 150/280)(PART OF 1)(BLACK)(16-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $4.57
    $2.56
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(10-WAY MALE)(W/O LEADS)(W/TERMINAL POSITION ASSURANCE & CAVITY PLUG)(13.100)
    Fitting Vehicle Options: CK1,2,3
    $20.62
    $13.16
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(12-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $251.20
    $160.37
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(18-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $4.96
    $3.17
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(1-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $41.76
    $23.36
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(3-WAY MALE)(W/O LEADS)(METRI-PACK 280-BODY ONLY)
    Fitting Vehicle Options: K1,2,3
    $4.25
    $2.71
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(40-WAY MALE)(W/O LEADS)(W/CAM LEVER, TERMINAL POSITION ASSURANCE & STABLZR)
    Fitting Vehicle Options: CK1,2,3
    $26.70
    $17.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(4-WAY FEMALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $31.45
    $17.61
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(4-WAY MALE)(W/O LEADS)(2.694)
    Fitting Vehicle Options: CK1,2,3
    $5.55
    $3.54
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(6-WAY FEMALE GT150)(W/O LEADS)(HAS FULL SHROUD)
    Fitting Vehicle Options: CK2,3(LB7,L18,ML6,M74)
    Replaced by: 88988944
    $110.98
    $62.15
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(BLACK)(8-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    Replaced by: 13584253
    $45.17
    $26.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM FUSE BLOCK BRAKE JUMPER)(BLACK)(34.6MM WIDE)(12-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $232.61
    $148.50
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM FUSE BLOCK BRAKE JUMPER)(PART OF 1)(BLACK)(34.6MM WIDE)(12-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $232.61
    $148.50
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM HEADLINING HARNESS, GT150)(BLACK)(16-WAY MALE)(W/LEADS)(13.100)
    Fitting Vehicle Options: CK1,2,3
    $119.88
    $67.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM HEADLINING HARNESS, GT150)(PART OF 1)(BLACK)(16-WAY MALE)(W/LEADS)(13.100)
    Fitting Vehicle Options: CK1,2,3
    $119.88
    $67.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM LH FRONT DR)(BLACK)(3-WAY MALE)(W/O LEADS)(CLIP SLOT)(13.100)
    Fitting Vehicle Options: CK1,2
    $5.17
    $3.29
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(FROM LH FRONT DR)(PART OF 1)(BLACK)(3-WAY MALE)(W/O LEADS)(CLIP SLOT)(13.100)
    Fitting Vehicle Options: CK1,2
    $5.17
    $3.29
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(GRAY)(22-WAY MALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $24.54
    $15.67
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(GRAY)(24-WAY MALE W/O LEADS)(9.656)
    Fitting Vehicle Options: CK1,2,3
    $19.44
    $12.41
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(GT150)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.383)
    Fitting Vehicle Options: CK2,3(LB7,L18,ML6,M74)
    $31.34
    $17.53
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(GT150)(PART OF 1)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.383)
    Fitting Vehicle Options: CK2,3(LB7,L18,ML6,M74)
    $31.34
    $17.53
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(METRI-PACK 150)(BLACK)(6-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $72.82
    $40.73
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(METRI-PACK 150)(PART OF 1)(BLACK)(6-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $72.82
    $40.73
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(12-WAY MALE GT)(W/O LEADS)
    Fitting Vehicle Options: K1,2,3
    --
    --
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL 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
    $20.62
    $13.16
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(12-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $251.20
    $160.37
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(18-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $4.96
    $3.17
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(1-WAY MALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $41.76
    $23.36
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(24-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2(06-36)
    $4.12
    $2.63
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(3-WAY MALE)(W/O LEADS)(METRI-PACK 280-BODY ONLY)
    Fitting Vehicle Options: K1,2,3
    $4.25
    $2.71
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(40-WAY MALE)(W/O LEADS)(W/CAM LEVER, TERMINAL POSITION ASSURANCE & STABLZR)
    Fitting Vehicle Options: CK1,2,3
    $26.70
    $17.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(4-WAY FEMALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $31.45
    $17.61
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(4-WAY MALE)(W/O LEADS)(2.694)
    Fitting Vehicle Options: CK1,2,3
    $5.55
    $3.54
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL 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: 88988944
    $110.98
    $62.15
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(BLACK)(8-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    Replaced by: 13584253
    $45.17
    $26.05
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(GRAY)(22-WAY MALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $24.54
    $15.67
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(GRAY)(24-WAY MALE W/O LEADS)(9.656)
    Fitting Vehicle Options: CK1,2,3
    $19.44
    $12.41
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(PART OF 1)(YELLOW)(4-WAY MALE)(METRI-PACK 280)(W/LEADS)(16.712)
    Fitting Vehicle Options: CK1,2,3
    Require Qty: 02
    Package Qty: 1
    $86.37
    $48.30
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(SEAT HARNESS TO BODY HARNESS, GT150/280)
    Fitting Vehicle Options: CK1,2,3
    $105.86
    $59.21
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(SEAT HARNESS TO BODY HARNESS, GT150/280)(PART OF 1)
    Fitting Vehicle Options: CK1,2,3
    $105.86
    $59.21
  • CONNECTOR, INLINE-TO INSTRUMENT PANEL HARNESS(YELLOW)(4-WAY MALE)(METRI-PACK 280)(W/LEADS)(16.712)
    Fitting Vehicle Options: CK1,2,3
    Require Qty: 02
    Package Qty: 1
    $86.37
    $48.30
  • CONNECTOR, INLINE-TO TRANS(BLACK)(20-WAY FEMALE)(METRI-PACK 100)(W/O LEADS)
    Fitting Vehicle Options: CK2,3(M74)
    Replaced by: 19328670
    $29.88
    $19.07
  • CONNECTOR, INLINE-TO TRANS(GRAY)(14-WAY FEMALE)(W/LEADS)(ACTUALLY 20-WAY W/6 CAVITIES MOLDED)
    Fitting Vehicle Options: CK1,2,3
    $137.84
    $77.09
  • CONNECTOR, INLINE-TO TRANS(PART OF 1)(BLACK)(20-WAY FEMALE)(METRI-PACK 100)(W/O LEADS)
    Fitting Vehicle Options: CK2,3(M74)
    Replaced by: 19328670
    $29.88
    $19.07
  • 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
    $137.84
    $77.09
  •  
    CONNECTOR, Computer Control Sensors Make Sure These Fit  
  • CONNECTOR, INLINE-TO OXYGEN SENSOR(PART OF 1)(BLACK)(4-WAY MALE)(W/LEADS)(2.530)
    Fitting Vehicle Options: CK3
    $59.12
    $33.07
  • CONNECTOR, INLINE-TO OXYGEN SENSOR(PART OF 1)(GRAY)(4-WAY FEMALE)(METRI-PACK 150)(W/ LEADS)
    Fitting Vehicle Options: CK3
    $63.47
    $35.53
  • CONNECTOR, INLINE-TO OXYGEN SENSOR(PART OF 1)(GRAY)(4-WAY MALE)(METRI-PACK 150)(W/LEADS)
    Fitting Vehicle Options: CK3
    $61.97
    $34.67
  • CONNECTOR, SENSOR-MAP(PART OF 1)(GRAY)(3-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $50.12
    $28.91
  • CONNECTOR, SENSOR-MASS AIRFLOW(SHROUD HAS ROUND EDGES, PURPLE, RECTANGLE)(BLACK)(5-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $55.75
    $31.18
  • 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
    $55.75
    $31.18
  • CONNECTOR, SENSOR-MASS AIRFLOW(WHITE)(5-WAY FEMALE 090II SEALED)(W/LEADS)
    Fitting Vehicle Options: CK2,3(LB7,ML6,M74)
    $59.16
    $33.13
  • CONNECTOR, SENSOR-VEHICLE SPEED(GRAY)(2-WAY FEMALE)(W/LEADS)(4.651)
    Fitting Vehicle Options: CK1,2,3
    $55.99
    $31.31
  • CONNECTOR, SENSOR-VEHICLE SPEED(PART OF 1)(GRAY)(2-WAY FEMALE)(W/LEADS)(4.651)
    Fitting Vehicle Options: CK1,2,3
    $55.99
    $31.31
  •  
    CONNECTOR, Distributor (also Knock Sensor) Make Sure These Fit  
  • CONNECTOR, SENSOR-CAMSHAFT POSITION(PART OF 1)(GRAY)(3-WAY FEMALE)(W/LEADS)(3.682)
    Fitting Vehicle Options: CK2,3(L18)
    $50.12
    $28.91
  • CONNECTOR, SENSOR-CAMSHAFT POSITION(W/O SIDE TABS)(PART OF 1)(BLACK)(3-WAY FEMALE)(2.535)
    Fitting Vehicle Options: CK1,2,3
    $35.10
    $20.25
  • CONNECTOR, SENSOR-CRANKSHAFT POSITION(PART OF 1)(NATURAL)(3-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $47.52
    $26.58
  • CONNECTOR, SENSOR-KNOCK(ENGINE HARNESS)(PART OF 1)(GRAY)(1-WAY MALE)(W/LEADS)(2.535)
    Fitting Vehicle Options: CK1,2,3
    Require Qty: 02
    Package Qty: 1
    $22.28
    $12.46
  • CONNECTOR, SENSOR-KNOCK(PART OF 1)(1-WAY FEMALE)(W/LEADS)(METRI-PACK 150)
    Fitting Vehicle Options: CK2,3(L18)
    Require Qty: 02
    Package Qty: 1
    $29.73
    $16.62
  • CONNECTOR, SENSOR-KNOCK(PART OF 1)(BLACK)(ACCEPTS 1.5MM TERMS)(2-WAY FEMALE)(W/LEADS)(1.203)
    Fitting Vehicle Options: CK1,2,3
    $36.55
    $20.45
  •  
    CONNECTOR, Electronic Brake Control Make Sure These Fit  
  • CONNECTOR, INLINE-TO 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
    $22.83
    $14.57
  • CONNECTOR, INLINE-TO ELECTRONIC TRACTION CONTROL MODULE(PART OF 1)(BLACK)(10-WAY MALE)(2.530)
    Fitting Vehicle Options: CK2,3
    $113.71
    $63.60
  •  
    CONNECTOR, Emission Control System Make Sure These Fit  
  • CONNECTOR, MODULE-POWERTRAIN CONTROL(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 Qty: 02
    Package Qty: 1
    $64.35
    $41.08
  • CONNECTOR, MODULE-POWERTRAIN CONTROL(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 Qty: 02
    Package Qty: 1
    $64.35
    $41.08
  • CONNECTOR, MODULE-POWERTRAIN CONTROL(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 Qty: 02
    Package Qty: 1
    $64.35
    $41.08
  • CONNECTOR, SOLENOID-EGR VALVE(PART OF 1)(LIGHT GRAY)(5-WAY FEMALE)(W/LEADS)(W/COVER)(2.530)
    Fitting Vehicle Options: CK2,3
    $46.78
    $26.16
  •  
    CONNECTOR, Engine Oil Level Make Sure These Fit  
  • CONNECTOR, SENSOR-ENGINE OIL LEVEL(PART OF 1)(BLACK)(ACCEPTS 1.5MM TERMS)(2-WAY FEMALE)(W/LEADS)(1.203)
    Fitting Vehicle Options: CK1,2,3
    $36.55
    $20.45
  • CONNECTOR, SENSOR-ENGINE OIL LEVEL(PART OF 1)(NATURAL)(2-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK2,3(L18)
    --
    --
  •  
    CONNECTOR, Generator Make Sure These Fit  
  • CONNECTOR, GENERATOR(BEIGE)(2-WAY FEMALE)(4-WAY BASE W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $38.56
    $21.57
  • CONNECTOR, GENERATOR(BLACK)(4-WAY FEMALE M/P150)(W/LEADS)(OVAL)(2.530)
    Fitting Vehicle Options: CK1,2
    $48.30
    $27.01
  • CONNECTOR, GENERATOR(NATURAL)(1-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK2,3
    $19.11
    $10.68
  • CONNECTOR, GENERATOR(PART OF 1)(BEIGE)(2-WAY FEMALE)(4-WAY BASE W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $38.56
    $21.57
  • CONNECTOR, GENERATOR(PART OF 1)(BLACK)(4-WAY FEMALE M/P150)(W/LEADS)(OVAL)(2.530)
    Fitting Vehicle Options: CK1,2
    $48.30
    $27.01
  • CONNECTOR, GENERATOR(PART OF 1)(NATURAL)(1-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK2,3
    $19.11
    $10.68
  •  
    CONNECTOR, Ignition Coil Make Sure These Fit  
  • CONNECTOR, COIL-IGNITION(ENGINE HARNESS)(PART OF 1)(GREY)(8-WAY FEMALE)(2.530)
    Require Qty: 02
    Package Qty: 1
    $74.23
    $41.52
  • CONNECTOR, COIL-IGNITION(GT150)(PART OF 1)(BLACK)(4-WAY FEMALE)(W/LEADS)
    Require Qty: 04
    Package Qty: 1
    $96.05
    $53.72
  •  
    CONNECTOR, Switch-Parking/Neutral Position & Back Up Lamp Make Sure These Fit  
  • CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION & BACK UP LAMP(BLACK)(4-WAY FEMALE)(W/LEADS)(2.530)
    $55.12
    $30.83
  • CONNECTOR, SWITCH-PARKING/NEUTRAL POSITION & BACK UP LAMP(GRAY)(7-WAY FEMALE)(W/LEADS)
    $139.63
    $78.09
  •  
    CONNECTOR, Throttle Control Make Sure These Fit  
  • CONNECTOR, MOTOR-THROTTLE ACTUATOR(PART OF 1)(BLACK)(10-WAY FEMALE)(W/LEADS)(3.885)
    Fitting Vehicle Options: CK2
    $96.86
    $55.87
  • CONNECTOR, MOTOR-THROTTLE ACTUATOR(PART OF 1)(BLACK)(8-WAY FEMALE)(W/LEADS)(2.530)
    Fitting Vehicle Options: CK1,2,3
    $168.90
    $94.47
  •  
    CONNECTOR, Wiring Junction Make Sure These Fit  
  • 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)
    $43.46
    $24.31
  • 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
    $37.93
    $21.21
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(2-WAY FEMALE)(W/LEADS)
    Fitting Vehicle Options: CK1,2,3
    $85.83
    $54.79
  • 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)
    $43.46
    $24.31
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLACK)(68-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    Replaced by: 19115428
    $14.45
    $9.23
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BLACK)(6-WAY FEMALE)(W/LEADS)(2.530)
    Fitting Vehicle Options: CK1,2,3
    $59.25
    $33.12
  • 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
    $72.28
    $40.43
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BROWN)(12-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $7.38
    $4.70
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(BROWN)(6-WAY FEMALE)(W/LEADS)(2.530)
    Fitting Vehicle Options: CK1,2,3(V92,Z82)
    $59.25
    $33.12
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(CREAM)(6 WAY FEMALE)(LEADS)(2.530)
    Fitting Vehicle Options: CK1,2,3
    $56.60
    $31.66
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(GREEN)(32-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    Replaced by: 19167006
    $17.21
    $10.99
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(GREEN)(6-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    $3.79
    $2.42
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(LIGHT GRAY)(68-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    --
    --
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(RED)(32-WAY FEMALE)(UNSEALED)(W/O LEADS)(W/TPAS)
    Fitting Vehicle Options: CK1,2,3
    $17.21
    $10.99
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(PART OF 1)(RED)(32-WAY FEMALE)(W/O LEADS)
    Fitting Vehicle Options: CK1,2,3
    Replaced by: 19167007
    $17.21
    $10.99
  • CONNECTOR, BLOCK-ACCESSORY WIRING JUNCTION(SQUARE)(PART OF 1)(BLACK)(2-WAY FEMALE)(W/LEADS)(SQUARE)(2.535)
    Fitting Vehicle Options: CK1,2(06-36)
    $27.31
    $15.27
  • CONNECTOR, INJECTOR-FUEL(1IN)(PART OF 1)(BLACK)(2-WAY FEMALE)(W/LEADS)(MICRO 064)
    Fitting Vehicle Options: CK1,2,3(LM7,LR4,LQ4,LQ9,L18)
    Require Qty: 08
    Package Qty: 1
    $40.86
    $23.57
  •  
    HARNESS, Engine Wiring Make Sure These Fit  
  • HARNESS, ENGINE WIRING
    Fitting Vehicle Options: CK1(03-53)(LU3,M30,8B0), CK1(LU3,M30)(EXC 8B0)
    $1531.31
    $977.59
  • HARNESS, ENGINE WIRING
    Fitting Vehicle Options: CK1(03-53)(LU3,MG5,8B0), CK1(LU3,MG5,TZ0)(EXC 8B0)(EXPORT)
    $592.63
    $378.34
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK3(L18,ML6,NC8,PTO)
    $1829.25
    $1167.79
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK2,3(L18,ML6,NC8)(EXC PTO)
    $1829.25
    $1167.79
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK2,3(L18,ML6,NF4,NF9,NT9)(EXC PTO)
    --
    --
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK2(06-36)(L18,MN8,NF4,NF9,NT9), CK2(L18,MN8,NC1)
    --
    --
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK3(L18,ML6,NF4,NT9,PTO)
    $1392.43
    $889.00
  • 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)
    --
    --
  • HARNESS, ENGINE WIRING(INCLUDES 2-32)
    Fitting Vehicle Options: CK3(L18,M74,NC8,PTO), CK3(L18,M74,NF4,NT9,PTO)
    --
    --
  • HARNESS, ENGINE WIRING(INCLUDES 6)
    Fitting Vehicle Options: CK1(L59)
    $1304.32
    $832.68
  • HARNESS, ENGINE WIRING(INCLUDES 6)
    Fitting Vehicle Options: K1(06-36)(LQ4,LQ9,M32), K1(53)(LQ4,LQ9,M32)
    $1683.45
    $1074.72
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK3(LB7,ML6,PTO,8X5)
    $1491.21
    $951.99
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK2,3(LB7,ML6,KG3,K68)(EXC PTO)
    $676.08
    $431.60
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK3(LB7,ML6,KG3,K68,PTO)
    $643.70
    $410.94
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK2,3(LB7,M74,8X5)(EXC PTO), CK2,3(LB7,M74,K65,YF2), CK2,3(LB7,M74,KG3,K68)(EXC PTO,YF2)
    --
    --
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK3(LB7,M74,KG3,K68,PTO), CK3(LB7,M74,PTO,8X5)
    $1751.24
    $1372.97
  • HARNESS, ENGINE WIRING(INCLUDES 6,7)
    Fitting Vehicle Options: CK2,3(LB7,ML6,8X5)(EXC PTO)
    $253.31
    $161.72
  •  
    NUT, Hexagon Make Sure These Fit  
  • NUT, HEXAGON STYLE M5X.8X4.45(ENGINE WIRING HARNESS START MOTOR LEAD)
    Replaced by: 11609467
    $4.19
    $2.68
  • NUT, HEXAGON STYLE M5X.8X4.45(TO STARTER)(PART OF 1)
    Replaced by: 11609467
    $4.19
    $2.68
  • NUT, HEXAGON, M5X0.8, 4.55 THICK, 5 STEEL, GMW3200(ENGINE WIRING HARNESS START MOTOR LEAD)
    $4.19
    $2.68
  •  
    RELAY, A/C Electrical Make Sure These Fit  
  • RELAY, A/C COMPRESSOR(5-WAY MALE, BLACK, CODE 7233)(SHROUDED)(W/RESISTOR)(SPDT 280 MINI)(FOR 4-TERMINAL APP CUT OFF CENTER TERMINAL LABELED 87A)
    Fitting Vehicle Options: CK360,364
    Replaced by: 19118886
    $49.39
    $28.48
  • RELAY, A/C COMPRESSOR(GRAY)(35AMP)(4-TERMINAL)(HIGH CURRENT MICRO RELAY)(2.483)
    Fitting Vehicle Options: CK1,2,3
    $16.96
    $9.49
  • RELAY, Starter Motor
    RELAY,STARTER(4 TERMINAL)(GRAY)(SPST 280 MINI)(4-WAY)(SQUARE CASE)(W/RESISTOR)(9.778)
    Replaced by: 13503102
    $9.58
    $5.53
  •  
    RETAINER, Chassis/Engine Wiring Harness Make Sure These Fit  
  • RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(BLUE)(RETAINS 40-WAY CONNECT)
    Fitting Vehicle Options: CK1,2,3
    Require Qty: 02
    Package Qty: 1
    $5.91
    $3.77
  • RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(GRAY)(STRAIN RELIEF)
    Fitting Vehicle Options: CK2,3(L18,LB7,M74,ML6)
    Require Qty: 02
    Package Qty: 1
    $6.05
    $3.86
  • RETAINER, ECM WIRING HARNESS CONNECT(PART OF 1)(RED)(USE W/32-WAY CONNECT)
    Fitting Vehicle Options: CK2,3(L18,LB7,M74,ML6)
    --
    --
  • RETAINER, Grooved
    RETAINER,PUSH PINION W/SEAL,FITS 8.0-8.25 DIAMETER HOLE IN 3-7MM THICK PANEL(SECONDARY OXYGEN SENSOR WIRING HARNESS)
    Require Qty: 03
    Package Qty: 1
    Replaced by: 11561878
    $1.73
    $1.11
  •  
    Standard Parts Make Sure These Fit  
  • CLAMP, WORM TYPE(11/16" TO 1 5/16")(ENGINE WIRING HARNESS CLIP)
    $4.40
    $3.05
  • NUT, HEX FLANGED HEAD,M6X1,5.85THK,14.2 O.D.,10,ZINC ORGANIC(ENGINE WIRING HARNESS BRACKET)
    $2.81
    $1.79
  • NUT, HEXAGON W/CONICAL WASHER,M6X1,5.7 THICK,16 OUTSIDE DIAMETER,9,GMW3200(ENGINE WIRING HARNESS RETAINER)
    $0.57
    $0.37
  • STRAP, PLASTIC ADJUST TIE (215MM LG)(WIRING HARNESS)(8.965)
    $0.41
    $0.24
  • STRAP, TIE 0.38" WIDTH,BUNDLE DIAMETER 1/16"-1-3/4", 8.27" LENGTH,NYLON 6/6 FITS 0.(OXYGEN SENSOR WIRE)
    $1.19
    $0.76
  • STUD-HEX FLANGED HEAD, 3/8-16X.6,3/8-16X.75,1.71 TL, 9.8 STEEL, GMW3200(ENGINE WIRING HARNESS BRACKET)
    $4.52
    $2.89
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 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 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.