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  2. Chevrolet Trucks
  3. 2003
  4. Express 2500
  5. Electrical

2003 Chevrolet Trucks Express 2500 electrical parts catalog

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Bolt, wiring harness oxygen sensor (lr4/4.8v, lq4/6.0u)

  • OEM part number: 11610073
  • Quantity in car: 4
  • Oxygen sensor wiring harness clip (m8x1.25x16, 12.45thd) (13mm socket)
  • Usage: G2, 3 (LQ4, LR4, NA4)

$4.70—5.11

Available in 38 shops

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Harness, wiring harness oxygen sensor (lr4/4.8v, lq4/6.0u)

  • OEM part number: 15751943
  • Quantity in car: 1
  • Secondary oxygen sensor wiring (push-in) (has gray oxygen sensor conn; for second design see 15807297)
  • Usage: G2, 3 (05-06) (LQ4, LR4, NA4) (1ST DES)

$?

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Harness, wiring harness oxygen sensor (lr4/4.8v, lq4/6.0u)

  • OEM part number: 15807297
  • Quantity in car: 1
  • Secondary oxygen sensor wiring
  • Usage: G2, 3 (05-06) (LQ4, LR4, NA4, NU1, NU2), G2, 3 (05-06) (LQ4, LR4, NA4)

$155.94—164.51

Available in 2 shops

Add to cart

Harness, wiring harness oxygen sensor (lr4/4.8v, lq4/6.0u)

  • OEM part number: 15807297
  • Quantity in car: 1
  • Secondary oxygen sensor wiring (push-in) (has black oxygen sensor conn; for first design see 15751943)
  • Usage: G2, 3 (05-06) (LQ4, LR4, NA4) (2ND DES)

$155.94—164.51

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 10399880
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237 (05) (LM7, LU3, C6A, UY7)

$233.43

Available in 1 shop

Add to cart

Bolt, wiring harness chassis

  • OEM part number: 11516671
  • Quantity in car: 2
  • Hex flanged head, m8x1.25x20, 20thd, 17 outside diameter, 6202m, 7111 (back up alarm)

$0.46—0.49

Available in 2 shops

Add to cart

Bolt, wiring harness chassis

  • OEM part number: 11588337
  • Quantity in car: 2
  • Hexagon with flat washer, m6x1x20, 9 thread, 17 outside diameter, 6202m, gmw3200, tappet, dog pt. (chassis rear wiring harness grd.)

$0.33—0.58

Available in 38 shops

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Relay, wiring harness chassis

  • OEM part number: 12193601
  • Quantity in car: 2
  • Multiuse (5-way male) (black) (code 7233) (used with connector 15306045 without brackets 5-way male)
  • Usage: G1, 2, 3

$26.39

Available in 1 shop

Add to cart

Relay, wiring harness chassis

  • OEM part number: 12193601
  • Quantity in car: 2
  • Multiuse (5-way male) (black) (code 7233) (used with connector 15306045 without brackets 5-way male)
  • Usage: H1, 2
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$26.39

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15092126
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237 (05) (LM7, LU3, C6A) (EXC UY7)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15228240
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05-06) (LY2, LY6, C6P, C6Y, UY7) (EXC JL4)

$227.63

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15839996
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05) (LQ4, LR4, C6P, C6Y, 8A2), G234, 334 (05) (LQ4, LR4, C6P, C6Y, 8S3) (EXC 8A2), G234, 334 (05) (LQ4, LR4, C5F, C6P, C6Y, 8S3) (EXC 8A2), G234, 334 (05) (LQ4, LR4, C5F, C6P, C6Y, 8A2, 8S3), G234, 334 (05-06) (LQ4, LR4, C5F, C6P, C6Y) (EXC 8A2, 8S3, UY7)

$211.86

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15917694
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G134, 234 (05-06) (LM7, LU3, C5Z, C6A, Q4B) (EXC UY7, 8A2, 8S3), H134, 234 (05-06) (LM7, C5Z, C6A, Q4B) (EXC UY7)

$174.02—183.58

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15917696
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (LQ4, LR4, C6P, C6Y) (EXC JL4, UY7, 8A2, 8S3)

$163.30

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 15917697
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05-06) (LQ4, LR4, C6P, C6Y) (EXC UY7, JL4)

$168.49

Available in 1 shop

Add to cart

Alarm, wiring harness chassis

  • OEM part number: 20829020
  • Quantity in car: 1
  • Usage: G1, 2, 3 (8S3)

$130.63—135.13

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963800
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05) (L20, L96, C6P, C6Y, 8S3)

$113.05

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963811
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05) (L20, L96, C6P, C6Y, 8S3)

$134.04

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963814
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (L20, L96, C6P, C6Y, UY7) (EXC JL4, 8S3)

$125.61

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963815
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (L20, L96, C6P, C6Y) (EXC JL4, UY7, 8S3)

$94.74—127.17

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963816
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237 (05) (L20, L96, C6P, C6Y) (EXC JL4, UY7, 8S3)

$96.37—122.08

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20963817
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237 (05) (L20, L96, C6P, C6Y, UY7) (EXC JL4, 8S3)

$144.91

Available in 1 shop

Add to cart

Retainer, wiring harness chassis

  • OEM part number: 22744449
  • Quantity in car: 1
  • Usage: G1, 2, 3

$4.55

Available in 1 shop

Add to cart

Retainer, wiring harness chassis

  • OEM part number: 25760043
  • Quantity in car: 1
  • Accessory wiring junction block (ubec lower cover)
  • Usage: G1, 2, 3, H1, 2

$5.39—6.48

Available in 38 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25761462
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G134, 234 (05) (LM7, LU3, C5Z, C6A, Q4B, 8A2, 8S3), G134, 234 (05) (LM7, LU3, C5Z, C6A, Q4B, 8S3) (EXC 8A2), H134, 234 (05) (LM7, C5Z, C6A, Q4B, UY7)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25761471
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G134, 234 (LM7, LU3, C5Z, C6A, Q4B, UY7) (EXC 8A2, 8S3)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25761475
  • Quantity in car: 1
  • Usage: G237, 337 (05-06) (LQ4, LR4, C5F, C6P, C6Y, UY7), G237, 337 (05-06) (LQ4, LR4, C5F, C6P, C6Y) (EXC UY7)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25783522
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05) (LQ4, LR4, C6P, C6Y, UY7), G237, 337 (05) (LQ4, LR4, C5F, C6P, C6Y, UY7)

$214.34

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25783528
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G134, 234 (LM7, LU3, C5Z, C6A, Q4B, UY7) (EXC 8A2, 8S3), H134, 234 (LM7, C5Z, C6A, Q4B, UY7)

$227.63—348.90

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25783529
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G2, 3 (05) (LQ4, LR4, C6P, C6Y, 8S3)

$195.05

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25783530
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G2 (06) (LQ4, LR4, C6P, C6Y, UY7) (EXC JL4, 8S3), G2, 3 (05) (LQ4, LR4, C6P, C6Y, UY7) (EXC JL4, 8S3), G234, 334 (05-06) (LQ4, LR4, C5F, C6P, C6Y, UY7) (EXC 8A2, 8S3), G234 (06) (LQ4, LR4, C6P, C6Y, UY7) (EXC JL4, 8A2, 8S3), G234, 334 (05) (LQ4, LR4, C6P, C6Y, UY7) (EXC JL4, 8A2, 8S3)

$205.43

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25783531
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G134, 234 (05) (LM7, LU3, C5Z, C6A, Q4B, 8A2), G134, 234 (05) (LM7, LU3, C5Z, C6A, Q4B, 8S3) (EXC 8A2)

$197.71

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25840640
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (LY2, LY6, C6P, C6Y) (EXC JL4, UY7, 8S3)

$95.29

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25840647
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05-06) (LY2, LY6, C6P, C6Y) (EXC JL4, UY7, 8S3)

$97.37

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25855677
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05) (LY2, LY6, C6P, C6Y, 8S3)

$202.25

Available in 1 shop

Add to cart

Retainer, wiring harness chassis

  • OEM part number: 25878704
  • Quantity in car: 1
  • Usage: GH1, 2, 3

$11.02—12.18

Available in 38 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25948925
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05-06) (LY2, LY6, C6P, C6Y) (EXC JL4, UY7)

$96.51

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25948926
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (LY2, LY6, C6P, C6Y, UY7) (EXC JL4, 8S3)

$297.89

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25948930
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (LY2, LY6, C6P, C6Y) (EXC JL4, UY7, 8S3)

$86.38—162.03

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25983526
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05) (LY2, LY6, C6P, C6Y, 8S3)

$140.79

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25983529
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G234, 334 (05-06) (LY2, LY6, C6P, C6Y, UY7) (EXC JL4, 8S3)

$138.29

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25983530
  • Quantity in car: 1
  • Chassis wiring
  • Usage: G237, 337 (05-06) (LY2, LY6, C6P, C6Y, UY7) (EXC JL4, 8S3)

$151.81

Available in 1 shop

Add to cart

Bulb, wiring harness body (excluding (yf7))

  • OEM part number: 09431808
  • Quantity in car: 1
  • Trade number 211-2 (dome lamp)

$?

Add to cart

Nut, wiring harness body (excluding (yf7))

  • OEM part number: 11516075
  • Quantity in car: 1
  • Hex flanged head self lock, m6x1, 7.7thk, 14.2 outside diameter, 9, pzor (instrument panel wiring harness junction block)

$0.47—1.21

Available in 39 shops

Add to cart

Bolt, wiring harness body (excluding (yf7))

  • OEM part number: 11588337
  • Quantity in car: 2
  • Hexagon with flat washer, m6x1x20, 9 thread, 17 outside diameter, 6202m, gmw3200, tappet, dog pt. (body wiring harness ground)

$0.33—0.58

Available in 38 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15111949
  • Quantity in car: 1
  • Body wiring (replace by 15124783 together with 12129490)
  • Usage: G234, 334 (06) (C5F, C6P, C6Y, 8J0)

$229.94

Available in 1 shop

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15111951
  • Quantity in car: 1
  • Body wiring
  • Usage: G237, 337 (06) (8J0)

$?

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15124784
  • Quantity in car: 1
  • Body wiring
  • Usage: G134, 234 (06) (CF5, C6A, Q4B, 8J0)

$304.77—304.80

Available in 2 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15132333
  • Quantity in car: 1
  • Body wiring
  • Usage: G237 (05) (C6A)

$322.67

Available in 1 shop

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15132340
  • Quantity in car: 1
  • Body wiring
  • Usage: G234, 334 (05) (C5F, C6P, C6Y, 8J0)

$215.57—231.95

Available in 2 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15233009
  • Quantity in car: 1
  • Body wiring
  • Usage: G234, 334 (06) (CF5, C6P, C6Y, 8J0) (EXC JL4)

$292.73—314.98

Available in 2 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15270207
  • Quantity in car: 1
  • Body wiring
  • Usage: G134, 234 (05) (C5Z, C6A, Q4B, 5G4)

$220.18—236.91

Available in 2 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15270214
  • Quantity in car: 1
  • Body wiring
  • Usage: G134, 234 (05-06) (C5Z, C6A, Q4B) (EXC 8J0), H134, 234 (05-06) (C5Z, C6A, Q4B) (EXC 8J0), G234, 334 (05-06) (C5F, C6P, C6Y, DE2, 9F2) (EXC AG1, AU3, C36, C49, E26, YF7, 5G4, 8J0), G134, 234 (05-06) (AU3, C5Z, C6A, Q3B, DE2) (EXC AG1, C36, C49, YF7, 5G4, 8J0), H134, 234 (05-06) (AU3, C5Z, C6A, Q3B, DE2) (EXC AG1, C36, C49, YF7, 5G4, 8J0), G134, 234 (05-06) (C5Z, C6A, Q3B, DE2, E26) (EXC AG1, AU3, C36, C49, YF7, 5G4, 8J0), H134, 234 (05-06) (C5Z, C6A, Q3B, DE2, E26) (EXC AG1, AU3, C36, C49, YF7, 5G4, 8J0)

$304.80

Available in 1 shop

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15270221
  • Quantity in car: 1
  • Body wiring
  • Usage: G237, 337 (05) (C49, 5N6), G2, 3 (05) (C49, 5N6), G2, 3 (05) (5N6) (EXC C49, UK6), G2, 3 (05) (5N6) (EXC C49, UK6)

$271.91—292.57

Available in 2 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15270224
  • Quantity in car: 1
  • Body wiring
  • Usage: G2 (05) (AG1, C6A) (EXC YF7, 5G4, 8J0), G2 (05) (AU3, C36, C6A, DE2, 9F2) (EXC AG1, C49, C69, YF7, 5G4, 8J0), G2 (05) (C36, C6A, C69, DE2, 9F2) (EXC AG1, C49, YF7, 5G4, 8J0), G2 (05) (C49, C6A, DE2, 9F2) (EXC AG1, YF7, 5G4, 8J0), G2 (05) (C6A, DE5, DE7) (EXC AG1, YF7, 5G4, 8J0)

$300.37—323.19

Available in 2 shops

Add to cart

Housing, wiring harness body (excluding (yf7))

  • OEM part number: 15528758
  • Quantity in car: 1
  • Usage: G1, 2, 3 (05) (EXC YF7), H1, 2 (05) (EXC YF7), G1, 2, 3 (05) (EXC YF7, 5N6), H1, 2 (05) (EXC YF7, 5N6), G1, 2, 3 (05) (EXC YF7)

$3.75—6.53

Available in 38 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15751873
  • Quantity in car: 1
  • Usage: G1, 2, 3 (05) (EXC YF7), H1, 2 (05) (EXC YF7), G1, 2, 3 (05) (EXC YF7, 5N6), G1, 2, 3 (05) (EXC YF7), H1, 2 (EXC YF7, 5N6)

$74.13—140.45

Available in 38 shops

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15828934
  • Quantity in car: 1
  • Body wiring
  • Usage: G234, 334 (06) (C6P, C6Y, 8J0) (EXC JL4)

$310.77

Available in 1 shop

Add to cart

Harness, wiring harness body (excluding (yf7))

  • OEM part number: 15911180
  • Quantity in car: 1
  • Inside rear view mirror wiring
  • Usage: G1, 2, 3 (DF5), H1, 2 (DF5)

$48.64—57.30

Available in 38 shops

Add to cart

Retainer, wiring harness body (excluding (yf7))

  • OEM part number: 15982497
  • Quantity in car: 2
  • Body wiring harness (black) (push-on) (nylon)
  • Usage: G1, 2, 3, H1, 2

$2.85—6.88

Available in 39 shops

Add to cart

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