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  1. Home
  2. GMC Trucks
  3. 1994
  4. K2500 Pickup Sierra 4WD
  5. Electrical

1994 GMC Trucks K2500 Pickup Sierra 4WD electrical parts catalog

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Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 15305857
  • Quantity in car: 1
  • Inline-to trans (gray) (14-way female) (with leads) (actually 20-way with 6 cavities molded)
  • Usage: CK1, 2 (LB4, M30), CK1, 2 (L49, M30)

$71.50—80.97

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085498
  • Quantity in car: 1
  • Sensor-vehicle speed (black) (2-way female) (m/p280) (with leads) (oval) (front)
  • Usage: CK1, 2 (03-53) (L03, L05, M30, C60) (EXC NRQ, 5D5), CK1, 2, 3

$20.16—21.70

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085485
  • Switch-back up lamp

$16.85—34.19

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085524
  • Quantity in car: 2
  • Motor-fuel pump (black) (2-way male) (with leads)
  • Usage: CK1, 2, 3

$1.63—39.18

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12126012
  • Quantity in car: 1
  • Motor-fuel pump (black) (3-way male, with leads)
  • Usage: CK1, 2, 309 (LB4, L03, L05, L19)

$25.05—49.61

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12129565
  • Quantity in car: 1
  • Motor-fuel pump (harness assembly 12137135) (4-way female, without leads)
  • Usage: CK1, 2 (L03, L05, M30)

$?

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12051422
  • Quantity in car: 1
  • Switch-brake pressure differential (1-way female)
  • Usage: CK1, 2, 3 (L03, L05, L19, LB4) (EXC 5D5)

$23.39—25.03

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12101857
  • Quantity in car: 1
  • Switch-brake pressure differential (harness assembly 12111806) (white) (2-way female) (with leads)
  • Usage: CK1, 2, 3 (LB4, L03, L05, L19, MG5, M30, MW3)

$17.63—21.71

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12102747
  • Quantity in car: 1
  • Sensor-engine coolant temp (black) (accepts 1.5mm terms) (2-way female) (m/p150) (with leads)
  • Usage: CK1, 2, 3

$0.36—19.03

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12126458
  • Quantity in car: 1
  • Sensor-engine coolant temp (blue) (1-way f) (with leads)
  • Usage: CK1, 2, 3

$21.91—43.07

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 88987993
  • Quantity in car: 1
  • Sensor-engine coolant temp (black) (2-way female) (with leads)
  • Usage: CK1, 2 (L03, L05, M30), CK1, 2, 3, CK1, 2, 3

$29.05—35.70

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12102621
  • Quantity in car: 1
  • Sensor-knock (gray) (1-way male) (with leads)
  • Usage: CK1, 2, 3 (LB4, L19, L05)

$11.56—12.97

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 88987993
  • Lamp-underhood (-reel lamp)

$29.05—35.70

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 19257375
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LB4), CK1, 2 (03-53) (L03, L05, M30, C60) (EXC 5D5)

$22.81

Available in 1 shop

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12101896
  • Quantity in car: 1
  • Coil-ignition (-ignition coil) (gray) (2-way male) (with leads)
  • Usage: CK1, 2, 3

$18.02—21.68

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12101871
  • Quantity in car: 1
  • Module-knock sensor (black) (4-way f) (with leads)
  • Usage: CK1, 2, 3

$27.90—63.60

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

$29.05—35.70

Available in 38 shops

Add to cart

Connector body, wiring harness engine (lb4/4.3z)

  • OEM part number: 02984528
  • Single wire terminal (-tachometer)

$?

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12101857
  • Quantity in car: 1
  • Usage: CK1, 2

$17.63—21.71

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12102747
  • Quantity in car: 1
  • Solenoid-exhaust gas recirculation valve (black) (accepts 1.5mm terms) (2-way female) (m/p150) (with leads)
  • Usage: CK1, 2, 3 (L03, L05, LB4), CK1, 2, 3 (LB4, L03, L05, L19, L49, L56)

$0.36—19.03

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085502
  • Quantity in car: 1
  • Sensor-manifold absolute pressure (green) (3-way male) (with leads)
  • Usage: CK1, 2, 3 (LB4), CK1, 2 (L03, L05, M30)

$23.09—45.72

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085485
  • Quantity in car: 1
  • Motor-idle air control valve (brown) (2-way male) (with leads)
  • Usage: CK1, 2, 3

$16.85—34.19

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085506
  • Quantity in car: 1
  • Motor-idle air control valve (black) (4-way m) (with leads)
  • Usage: CK1, 2, 3 (MD8, MG5, MT1, MT8, M30), CK1, 2 (MD8, MG5, MT1, MT8, M30), CK1, 2, 3 (LB4, L03, L05)

$26.17—53.15

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12102568
  • Weather resistant (injector-fuel)

$23.47—26.26

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 88987962
  • Quantity in car: 1
  • gen. (rectangle) (4-way female) (with lead) (with wires in cavities f, l, p & s)
  • Usage: CK1, 2, 3

$40.28—82.40

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 88987962
  • Quantity in car: 1
  • gen. (harness assembly 12150280, 0281) (4-way female) (with lead) (with wires in cavities f, l, p & s)
  • Usage: CK1, 2, 3 (L19, LB4, MG5, MT8)

$40.28—82.40

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 88987962
  • Quantity in car: 1
  • gen. (4-way female) (with lead) (with wires in cavities f, l, p & s)
  • Usage: CK1, 2 (LH6, MT8, M30)

$40.28—82.40

Available in 38 shops

Add to cart

Bolt, wiring harness engine (lb4/4.3z)

  • OEM part number: 15630356
  • Quantity in car: 2
  • Engine wiring harness grommet (m4.2x.79x20, 12 outside diameter)
  • Usage: CK1, 2, 3

$2.49—2.67

Available in 2 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085503
  • Quantity in car: 1
  • Switch-air conditioning compressor low pressure cutoff (harness assembly 12150290, 0291, retainer) (black) (2-way female with leads)
  • Usage: CK1, 2 (03-53) (L03, L05, M30, C60) (EXC 5D5)

$14.66—30.01

Available in 38 shops

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 12085503
  • Quantity in car: 1
  • Switch-air conditioning compressor low pressure cutoff (retainer) (black) (2-way female with leads)
  • Usage: CK1, 2 (03-53) (LH6, MT8, M30), CK1, 2, 3

$14.66—30.01

Available in 38 shops

Add to cart

Cover, wiring harness engine (lb4/4.3z)

  • OEM part number: 15954663
  • Quantity in car: 1
  • Engine wiring harness junction block
  • Usage: CK1, 2, 3

$0.49

Available in 1 shop

Add to cart

Connector, wiring harness engine (lb4/4.3z)

  • OEM part number: 15306002
  • Quantity in car: 1
  • Relay-fuel pump (oval) (5-way f) (with leads) (metri-pack mxd)
  • Usage: CK1, 2, 3 (L03, L05, L19, LB4)

$38.69—42.21

Available in 38 shops

Add to cart

Blower Motor (acdelco #6288704), wiring harness engine (lb4/4.3z)

$?

Add to cart

Bracket, wiring harness engine (lb4/4.3z)

  • OEM part number: 10154639
  • Quantity in car: 1
  • Engine wiring harness (fuel filter to intake manifold)
  • Usage: CK1, 2 (L49, MT8, M30), CK1, 2 (L49, M30, MW3)

$?

Add to cart

Bracket, wiring harness engine (lb4/4.3z)

  • OEM part number: 15607276
  • Quantity in car: 1
  • Engine wiring harness (to fuel line clamp stud)
  • Usage: CK1, 2, 3 (LB4, L03, L05, L19) (EXC K19)

$1.01

Available in 1 shop

Add to cart

Bracket, wiring harness engine (lb4/4.3z)

  • OEM part number: 15994934
  • Quantity in car: 1
  • Engine wiring harness (to fuse relay center)
  • Usage: CK1, 2, 3

$3.29—4.70

Available in 2 shops

Add to cart

Nut, wiring harness engine (lb4/4.3z)

  • OEM part number: 11609746
  • Hex flanged head, m8x1.25, 8.9thk, 17.6 outside diameter, 10 steel, gmw3200, prevent torque (engine wiring harness bracket)

$0.94—1.31

Available in 38 shops

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117633
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (LH6, MD8)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117638
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (LL4, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117639
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (LL4, MT8)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117683
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L19, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117685
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2 (03-53) (LB4, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12117873
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L05, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12126286
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03) (L65, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12126740
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2 (03-53) (LB4, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12126748
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L19, MT1, C60)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12126749
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (LH6, MT8)

$31.26

Available in 1 shop

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154122
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (LL4, MT1)

$31.26

Available in 1 shop

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154123
  • Quantity in car: 1
  • Engine wiring (when using 12154123 in place of 12126754 splice high-pressure cut out switch leads together)
  • Usage: CK2, 3 (L65, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154201
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (LL4, MT8)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154202
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (LH6, M30)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154244
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (LH6, MT8)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154277
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2 (LB4, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154279
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L05, MT1, 5D5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154281
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L19, MT1) (EXC C60, 5D5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154282
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L05, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12154500
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L19, MT1, C60)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167709
  • Quantity in car: 1
  • Engine wiring
  • Usage: C2 (03-53)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167718
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK209, 309 (03-53) (L05, MT1, C60) (EXC 5D5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167720
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L05, MT1) (EXC C60, 5D5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167724
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (L49, MT8)

$31.26

Available in 1 shop

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167725
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (L49, M30)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167726
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (L56, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167729
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L65, MT1, K60, K68, 8A3, 8W5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167741
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-43-53) (L19, MT1)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167910
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (L49, M30)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167911
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK1, 2 (03-53) (L49, MW3)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167912
  • Quantity in car: 1
  • Engine wiring (6 conn's only-use jumper harness 12121151 for the other 2 connect)
  • Usage: CK1, 2 (03-53) (L56, MT1), CK2, 3 (03-53) (L65, MT1, K60, K68, 8A3, 8W5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12176008
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-53) (L05, MT1) (EXC 5D5)

$?

Add to cart

Harness, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12176010
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (03-53) (L19, MT1)

$?

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 88987993
  • Lamp-underhood

$29.05—35.70

Available in 38 shops

Add to cart

Retainer, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 15599095
  • Quantity in car: 3
  • Engine wiring harness clip (push on) (m6x1)
  • Usage: CK1, 2, 3

$3.70—4.79

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12085212
  • Quantity in car: 1
  • Motor-windshield wiper (black) (2-way female) (with leads) (metri-pack 480)
  • Usage: CK2, 3 (L65, MT1)

$14.36—98.61

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12125641
  • Quantity in car: 1
  • Motor-windshield wiper (black) (5-way female) (with leads)
  • Usage: CK1, 2, 3

$28.58—34.28

Available in 38 shops

Add to cart

Retainer, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12020833
  • Quantity in car: 1
  • Engine wiring harness windshield washer motor lead (gray) (push-in) (1" long)
  • Usage: CK1, 2, 3

$0.81—0.85

Available in 2 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12085502
  • Quantity in car: 1
  • Sensor-barometric pressure (green) (3-way male) (with leads)
  • Usage: CK1, 2 (03-53) (L49, MT8, M30), CK1, 2 (03-53) (L49, MW3, M30)

$23.09—45.72

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12102747
  • Quantity in car: 1
  • Motor-windshield washer pump (black) (accepts 1.5mm terms) (2-way female) (m/p150) (with leads)
  • Usage: CK1, 2, 3

$0.36—19.03

Available in 2 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12124662
  • Quantity in car: 1
  • Module-electronic brake control (5-way female) (without leads)
  • Usage: CK1, 2, 3

$3.07—3.78

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12125676
  • Quantity in car: 1
  • Module-electronic brake control (black) (10-way female) (with leads)
  • Usage: CK1, 2, 3

$61.26—124.40

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 12167144
  • Quantity in car: 1
  • Module-electronic brake control (black) (2-way female) (with leads) (metri-pack 630 p2s)
  • Usage: CK1, 2, 3

$18.78—38.15

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 88862242
  • Module-electronic brake control (indicator light) (all makes)
  • Usage: C207 (53) (L49), C207 (53) (L56), C209 (03) (L49), C209 (03) (L56)

$24.10—49.51

Available in 38 shops

Add to cart

Connector, wiring harness engine (l49/6.5p, l56/6.5s, diesel)

  • OEM part number: 88862242
  • Usage: C207 (53) (L49), C207 (53) (L56), C209 (03) (L49)

$24.10—49.51

Available in 38 shops

Add to cart

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