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  1. Home
  2. GMC Trucks
  3. 2003
  4. Sierra 3500 4WD (New Style)
  5. Electrical

2003 GMC Trucks Sierra 3500 4WD (New Style) electrical parts catalog

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Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 88987998
  • Quantity in car: 2
  • Usage: CK1, 2, 3

$44.80—90.98

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 88988944
  • Quantity in car: 1
  • Inline-to instrument panel harness (gt150) (black) (6-way female) (with leads)
  • Usage: CK2, 3 (LB7, L18, ML6, M74)

$2.54—61.04

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 88988944
  • Quantity in car: 1
  • Inline-to instrument panel harness (black) (6-way female) (with leads)
  • Usage: CK3 (LB7, L18, LLY, ML6, M74)

$2.54—61.04

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 19181245
  • Quantity in car: 1
  • Inline-to instrument panel harness (2in wide, metri-pack 150/280) (black) (16-way male) (without leads)
  • Usage: CK1, 2, 3

$2.37—2.62

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 13578569
  • Quantity in car: 1
  • Usage: CK1, 2, 3

$14.21—24.96

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 88988307
  • Quantity in car: 1
  • Inline-to instrument panel harness (black) (40-way male) (without leads) (with cam lever, tpa & stablzr)
  • Usage: CK1, 2, 3

$15.47—18.97

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12065172
  • Quantity in car: 1
  • Inline-to chassis harness (1-way female m/p280)
  • Usage: CK1, 2, 3

$4.82—5.18

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12101763
  • Quantity in car: 1
  • Inline-to chassis harness (black) (1-way female) (with leads)
  • Usage: CK1, 2, 3, CK1, 2, 3 (03-43-53)

$14.58—15.68

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12117271
  • Quantity in car: 1
  • Inline-to chassis harness (instrument panel harness) (black) (8-way female) (with leads)
  • Usage: CK1, 2, 3

$52.45—105.97

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12167120
  • Quantity in car: 1
  • Inline-to chassis harness (metri-pack 150) (black) (2-way male) (with leads) (oval)
  • Usage: CK1, 2, 3

$22.54—46.11

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15326842
  • Quantity in car: 1
  • Inline-to chassis harness (black) (10-way female) (without leads) (without connector position assurance)
  • Usage: CK1, 2, 3 (EXC JL4)

$3.18—3.42

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15326843
  • Quantity in car: 1
  • Inline-to chassis harness (black) (10-way female) (without leads) (with connector position assurance)
  • Usage: CK1, 2, 3

$3.31—6.05

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 88953290
  • Quantity in car: 1
  • Inline-to chassis harness (natural) (12-way male with leads)
  • Usage: CK1, 2, 3

$166.61—330.08

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 19167005
  • Quantity in car: 1
  • Inline-to chassis harness (black) (24-way male) (with cavity plgs, tpas & pillar) (without leads)
  • Usage: CK1, 2, 3 (JL4)

$17.48—19.32

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15306125
  • Quantity in car: 1
  • Inline-to chassis harness (blue) (12-way male) (with leads) (gt150/280)
  • Usage: CK1, 2, 3

$41.88—47.12

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15305886
  • Quantity in car: 1
  • Power distributor block (gray) (2-way female) (with leads)
  • Usage: CK2, 359 (53) (LQ4, L18, LB7, UY7)

$19.95—22.17

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12167308
  • Quantity in car: 2
  • Powertrain control module (to be high compression when part number avail) (includes seal, cover, rets) (without leads) (80-way female use terminal 12084912 18 gage & terminal 12084913 20 gage)
  • Usage: CK1, 2, 3

$37.27—67.95

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12160778
  • Quantity in car: 1
  • Powertrain control module (to be high compression when part number avail) (brown) (24-way female) (without leads) (without terminal retainers)
  • Usage: CK1, 2, 3 (43) (LQ4, LB7, L18) (EXC UE1), K1, 2, 3 (43) (LQ4, LB7, L18) (EXC UE1)

$2.92—3.14

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12101937
  • Quantity in car: 1
  • Coil-air conditioning clutch (gray) (2-way female) (with leads)
  • Usage: CK1, 2, 3

$16.13—18.24

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12085521
  • Quantity in car: 1
  • Switch-air conditioning compressor high pressure cutoff (reduction) (2-way female with leads)
  • Usage: CK2, 3 (LB7, ML6, M74)

$17.05—34.87

Available in 38 shops

Add to cart

15306146 genuine OEM part.

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15306146
  • Quantity in car: 1
  • Switch-air conditioning compressor high pressure cutoff (black) (2-way f) (with leads)
  • Usage: CK1, 2, 3

$13.00—28.85

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15306071
  • Quantity in car: 1
  • gen. (natural) (1-way female) (with leads)
  • Usage: CK1, 2, 3, CK2, 3

$9.90—12.19

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb7/6.6-1)

  • OEM part number: 15306329
  • Quantity in car: 1
  • gen. (beige) (2-way female) (4-way base with leads)
  • Usage: CK1, 2, 3

$20.02—22.94

Available in 38 shops

Add to cart

Strap, wiring harness engine (lb7/6.6-1)

  • OEM part number: 12355066
  • Plastic adjust tie (215mm long) (wiring harness)

$0.22—0.25

Available in 38 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15080040
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, M74, NC1) (EXC PTO), CK2, 3 (L18, M74, NF2, NF4) (EXC PTO), CK2, 3 (L18, M74, NF2, NF4, PTO), CK3 (L18, M74, NC1, PTO), CK3 (L18, M74, NB6, NC1, PTO) (EXC K18), CK3 (L18, M74, NB6, NC1) (EXC K18, PTO), CK2, 3 (L18, M74, NF2) (EXC PTO), CK2, 3 (L18, M74, NF2, PTO), K2, 3 (L18, NM2, M74) (EXPORT)

$34.08

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 10368711
  • Quantity in car: 1
  • Usage: CK3 (L18, M74, NC8, PTO), CK2, 3 (L18, M74, NF4, NF9, NT9) (EXC PTO), CK3 (L18, M74, NF4, NT9, PTO), CK2, 3 (L18, M74, NC1, NC8) (EXC PTO)

$1.00

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15080033
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, M74, K18, NC1) (EXC PTO)

$?

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15080037
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NF2, NF4, PTO), CK2, 3 (L18, ML6, NF2, NF4) (EXC PTO), CK3 (L18, ML6, NC1, PTO), CK2, 3 (L18, ML6, NF2) (EXC PTO), CK3 (L18, ML6, NF2, PTO), CK3 (L18, ML6, NB6, NC1, PTO) (EXC K18), CK259, 3 (L18, ML6, NB6, NC1) (EXC K18, PTO), CK259, 3 (L18, ML6, NC1) (EXC PTO), CK3 (L18, ML6, NM2) (EXPORT)

$34.08

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15101869
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NF4, NT8, PTO), CK2, 3 (L18, ML6, NF4, NF9, NT8) (EXC PTO)

$351.67—395.72

Available in 2 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15101870
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NC8, PTO), CK2, 3 (L18, ML6, NC8) (EXC PTO)

$369.27—415.53

Available in 2 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15117922
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, ML6, NF4, NF9, NT9) (EXC PTO), CK3 (L18, ML6, NF4, NT9, PTO), CK3 (L18, ML6, NC8, PTO), CK2, 3 (L18, ML6, NC8) (EXC PTO)

$1.00—1126.48

Available in 2 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15117925
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, M74, NF4, NF9, NT9) (EXC PTO), CK3 (L18, M74, NF4, NT9, PTO), CK2, 3 (L18, M74, NC1, NC8) (EXC PTO), CK3 (L18, M74, NC8, PTO)

$1.00—2486.27

Available in 38 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15187583
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NC8, PTO)

$992.23

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15187584
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, ML6, NC8) (EXC PTO)

$992.23—1116.53

Available in 2 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15192290
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, ML6, NF4, NF9, NT9) (EXC PTO)

$2192.78

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15192294
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NF4, NT9, PTO)

$?

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15192297
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, M74, NF4, NF9, NT9) (EXC PTO), CK2, 3 (L18, M74, NC1, NC8) (EXC PTO)

$2192.78

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15192298
  • Quantity in car: 1
  • Usage: CK3 (L18, M74, NF4, NT9, PTO), CK3 (L18, M74, NC8, PTO)

$?

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15200636
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, ML6, NC8) (EXC PTO)

$431.86

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15813902
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, MW7, NC8, NU1, ZW9) (EXC PTO), CK3 (L18, MW7, NC8, PTO), CK2, 3 (L18, MW7, NC1, NC8) (EXC PTO), CK3 (L18, MW7, NC8, PTO, ZW9)

$450.75—497.27

Available in 2 shops

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15896175
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, MW7, E63, NC8, NF9, NT7, NT8, NU1)

$847.86

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 10368708
  • Quantity in car: 1
  • Usage: CK3 (L18, ML6, NC8, PTO), CK2, 3 (L18, ML6, NF4, NF9, NT9) (EXC PTO), CK3 (L18, ML6, NF4, NT9, PTO)

$467.14

Available in 1 shop

Add to cart

Harness, wiring harness engine (l18/8.1g)

  • OEM part number: 15950847
  • Quantity in car: 1
  • Usage: CK2, 3 (L18, MW7, NF9, NT8, NT9, ZW9) (EXC PTO), CK3 (L18, MW7, NF4, NT8, PTO), CK2, 3 (L18, MW7, NF4, NF9, NT8) (EXC PTO), CK3 (L18, MW7, NT8, NT9, PTO, ZW9)

$416.88—857.25

Available in 2 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 12167121
  • Quantity in car: 1
  • Usage: CK1, 2, 3

$31.67—64.31

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88988301
  • Quantity in car: 1
  • Usage: CK1, 2, 3

$34.95—71.82

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 15306071
  • Quantity in car: 1
  • Usage: CK1, 2, 3, CK2, 3

$9.90—12.19

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 15306329
  • Quantity in car: 1
  • Usage: CK1, 2, 3, CK1, 2, 3 (L18, LQ4, LQ9, LR4, L59, LM7, L31, L33)

$20.02—22.94

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 15306071
  • Quantity in car: 1
  • gen. (left) (natural) (1-way female) (with leads)
  • Usage: CK1, 2, 3 (03-43-53) (K65, 8X5)

$9.90—12.19

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 89046837
  • Quantity in car: 1
  • gen. (black) (2-way female) (sealed) (with leads) (2.8mm jpt series)
  • Usage: CK1, 2, 3 (03-43-53) (EXC HP2)

$3.02

Available in 1 shop

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88988814
  • Quantity in car: 8
  • Usage: CK1, 2, 3 (LM7, LR4, LQ4, L18), CK1, 2, 3 (LM7, LR4, LQ4, LQ9, L18)

$21.19—43.36

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88988814
  • Quantity in car: 8
  • Injector-fuel (2.5in) (black) (2-way female) (with leads) (micro 064)
  • Usage: CK1, 2, 3 (03-43-53) (LQ4, LQ9, LR4, LM7, L33, L18), CK1, 2, 3 (03-43-53) (LQ4, LQ9, LR4, LM7, L33, L18)

$21.19—43.36

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88988963
  • Quantity in car: 8
  • Usage: CK2, 3

$39.59—81.56

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 12117372
  • Quantity in car: 1
  • Inline-to electronic tract control module (black) (10-way male)
  • Usage: CK2, 3

$59.22—116.86

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88987977
  • Quantity in car: 1
  • Inline-to electronic tract control module (16-way f without leads includes connect, tpa, connector position assurance, cable & strain relief location)
  • Usage: CK1, 2, 3

$13.23—15.21

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 15306113
  • Quantity in car: 1
  • Usage: CK1, 2, 3

$28.91—34.68

Available in 38 shops

Add to cart

Connector, wiring harness engine (l18/8.1g)

  • OEM part number: 88953157
  • Quantity in car: 1
  • Usage: CK2, 3 (ML6, M74)

$30.70—62.78

Available in 38 shops

Add to cart

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