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  1. Home
  2. GMC Trucks
  3. 2010
  4. Sierra 2500 HD Regular Cab 4WD
  5. Electrical

2010 GMC Trucks Sierra 2500 HD Regular Cab 4WD electrical parts catalog

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Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20838190
  • Quantity in car: 1
  • Engine wiring
  • Usage: C2, 309 (LMM, MW7, KG7)

$221.43

Available in 1 shop

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858370
  • Quantity in car: 1
  • Engine wiring
  • Usage: C2, 309 (LMM, MW7, CMD, KG7), C2, 309 (LMM, MW7, FWI, GMC, KG7)

$228.23—432.39

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858371
  • Quantity in car: 1
  • Engine wiring
  • Usage: C2, 309 (LMM, MW7, K76)

$263.13—485.09

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858372
  • Quantity in car: 1
  • Engine wiring (body side of engine harness)
  • Usage: K2, 309 (LMM, MW7, KG7, NQF)

$229.92—439.98

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858373
  • Quantity in car: 1
  • Engine wiring
  • Usage: K2, 309 (LMM, MW7, K76, NQF)

$215.23—407.74

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858374
  • Quantity in car: 1
  • Engine wiring
  • Usage: K2, 309 (LMM, MW7, KG7, NQG)

$293.02—555.14

Available in 37 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 20858457
  • Quantity in car: 1
  • Engine wiring
  • Usage: K2, 309 (LMM, MW7, K76, NQG)

$304.62—360.26

Available in 38 shops

Add to cart

Nut, wiring harness engine (lmm/6.6-6)

  • OEM part number: 21021808
  • Quantity in car: 1
  • Engine wiring harness air int heater lead (m8x1.25x6, brass)
  • Usage: CK2, 3 (LMM)

$0.48—1.21

Available in 39 shops

Add to cart

Wire, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25784702
  • Quantity in car: 1
  • Engine wiring harness
  • Usage: CK2, 3 (LMM)

$10.74—20.35

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25830019
  • Quantity in car: 1
  • Engine wiring (.35 wire gauge)
  • Usage: C2, 309 (LMM, MW7, K76)

$404.37

Available in 1 shop

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877316
  • Quantity in car: 1
  • Engine wiring (0.50)
  • Usage: C2, 309 (LMM, MW7, KG7)

$410.15—919.86

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877317
  • Quantity in car: 1
  • Engine wiring (.50 wire gauge)
  • Usage: C2, 309 (LMM, MW7, K76)

$359.91—405.00

Available in 2 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877318
  • Quantity in car: 1
  • Engine wiring (body side engine harness to be used in conjuction with 12629647)
  • Usage: K2, 309 (LMM, MW7, KG7, NQF)

$648.97—919.46

Available in 37 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877319
  • Quantity in car: 1
  • Engine wiring (.50 wire gauge)
  • Usage: K2 (LMM, MW7, K76, NQF), K2, 309 (LMM, MW7, K76, NQF)

$853.92

Available in 1 shop

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877320
  • Quantity in car: 1
  • Engine wiring
  • Usage: K2, 309 (LMM, MW7, KG7, NQG)

$788.96—1025.44

Available in 37 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 25877324
  • Quantity in car: 1
  • Engine wiring (.50 @ circuit #204)
  • Usage: K2, 309 (LMM, MW7, K76, NQG)

$409.98—487.59

Available in 37 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 97388992
  • Quantity in car: 1
  • Usage: CK2, 3 (LMM)

$86.65—154.85

Available in 38 shops

Add to cart

Harness, wiring harness engine (lmm/6.6-6)

  • OEM part number: 98020675
  • Quantity in car: 1
  • Engine wiring
  • Usage: CK2, 3 (LMM)

$1334.03—1384.96

Available in 36 shops

Add to cart

Clamp, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 01470030
  • Quantity in car: 1
  • Worm type (11/16" to 1 5/16") (engine wiring harness clip)

$?

Add to cart

Clamp, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 01470030
  • Quantity in car: 1
  • Worm type (11/16" to 1 5/16") (oxygen sensor wire)

$?

Add to cart

Bolt, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11514623
  • Quantity in car: 1
  • Hexagon with conical washer, m6x1x20 (engine wiring harness bracket)

$0.83—1.33

Available in 38 shops

Add to cart

Stud, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11561111
  • Quantity in car: 1
  • Battery negative cable ground (m10 x1.5 x 20)
  • Usage: CK1, 2, 3 (LC9, LH6, LMG, LY2, LY5, LY6, L76, L9H, L92), CK1, 2, 3 (LC9, LH6, LMG, LY2, LY5, LY6, L76, L92), CK1, 2, 3 (LC9, LMG, LY6, L20, L9H, L94, L96), CK1, 2, 3 (LC9, LFT, LMG, L20, L9H, L94, L96)

$2.29—3.53

Available in 38 shops

Add to cart

Bolt, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11561674
  • Quantity in car: 1
  • Hexagon with flat washer, m6x1x20, 12 thread, 24 outside diameter, 9.8, gmw3359, m-point (engine wiring harness clip)

$0.34—0.36

Available in 2 shops

Add to cart

Nut, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11609411
  • Quantity in car: 1
  • Hexagon with conical washer, m6x1, 5.7 thick, 16 outside diameter, 9, gmw3200 (engine wiring harness retain)

$0.35—0.41

Available in 38 shops

Add to cart

Nut, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11609467
  • Quantity in car: 1
  • Hexagon, m5x0.8, 4.55 thick, 5 steel, gmw3200 (engine wiring harness start mtr. lead)

$2.42—2.67

Available in 2 shops

Add to cart

Stud, hex flanged head, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 11609832
  • Quantity in car: 1
  • M8x1.25x16, m8x1.25x16, 18 outside diameter, 40.1 tl, 8.8 steel, gmw3200 (engine wiring harness conduit)

$2.42—3.54

Available in 38 shops

Add to cart

Clip, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 15305188
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (LC9, LH6, LMG, LY2, LY5, LY6, L76, L92)

$6.56—7.48

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20757837
  • Quantity in car: 1
  • Usage: K2, 309 (03) (LY6, MYD, NQG, ZW9)

$199.95

Available in 1 shop

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20757838
  • Quantity in car: 1
  • Usage: C2, 309 (03) (LY6, MYD, ZW9)

$196.31—371.90

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20822444
  • Quantity in car: 1
  • Usage: C2, 309 (03-43-53) (LY6, MYD, E63)

$197.62—234.56

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20822445
  • Quantity in car: 1
  • Usage: K2, 309 (03-43-53) (LY6, MYD, E63, NQG)

$190.23

Available in 1 shop

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20822446
  • Quantity in car: 1
  • Usage: K2, 309 (03-43-53) (LY6, MYD, E63, NQF)

$197.88—235.15

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20822449
  • Quantity in car: 1
  • Usage: K2, 309 (03) (LY6, MYD, NQF, ZW9)

$204.39—251.91

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20883381
  • Quantity in car: 1
  • Usage: K2, 3 (03) (LY6, MYD, NQF, ZW9)

$187.36

Available in 1 shop

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20904680
  • Quantity in car: 1
  • Engine wiring (labeled 20904680, 20933675)
  • Usage: C2, 3 (03) (LY6, MYD, ZW9)

$184.93

Available in 1 shop

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20904692
  • Quantity in car: 1
  • Engine wiring (labeled 20904692, 20933687)
  • Usage: C2, 309 (03-43-53) (L96, MYD, E63)

$182.37—201.19

Available in 2 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20904698
  • Quantity in car: 1
  • Engine wiring (labeled 20904698, 20933693)
  • Usage: K2, 309 (03-43-53) (L96, MYD, E63, NQF)

$174.06—220.84

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20904699
  • Quantity in car: 1
  • Engine wiring (labeled 20904699, 20933694)
  • Usage: K2, 309 (03-43-53) (L96, MYD, E63, NQG)

$170.83—216.62

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20904704
  • Quantity in car: 1
  • Engine wiring (labeled 20904704, 20933699)
  • Usage: K2, 3 (03) (LY6, MYD, NQG, ZW9)

$156.86—294.21

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20950797
  • Quantity in car: 1
  • Engine wiring (labeled 20950797)
  • Usage: C2, 3 (03) (LY6, MYD, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20950799
  • Quantity in car: 1
  • Engine wiring (labeled 20950799)
  • Usage: C2, 309 (03-43-53) (L96, MYD, E63)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20950800
  • Quantity in car: 1
  • Engine wiring (labeled 20950800)
  • Usage: K2, 309 (03-43-53) (L96, MYD, E63, NQF)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20950801
  • Quantity in car: 1
  • Engine wiring (labeled 20950801)
  • Usage: K2, 309 (03-43-53) (L96, MYD, E63, NQG)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20950804
  • Quantity in car: 1
  • Usage: K2, 3 (03) (LY6, MYD, NQF, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20953260
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (L96, MYD, E63, NQG)

$228.26—251.82

Available in 2 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20953261
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (L96, MYD, E63, NQF)

$0.38—219.29

Available in 2 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20955443
  • Quantity in car: 1
  • Engine wiring (labeled 20955443)
  • Usage: K2, 3 (03) (LY6, MYD, NQG, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 20978590
  • Quantity in car: 1
  • Usage: C2, 3 (03-43-53) (L96, MYD, E63)

$0.38—222.43

Available in 2 shops

Add to cart

Retainer, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 21075686
  • Quantity in car: 2
  • Push pinion with seal, fits 8.0-8.25 diameter hole in 3-7mm thick panel (secondary oxygen sensor wiring harness)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 22771952
  • Quantity in car: 1
  • Usage: K209, 309 (03) (L96, MYD, NQF, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 22771953
  • Quantity in car: 1
  • Usage: C209, 309 (03) (L96, MYD, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 22771954
  • Quantity in car: 1
  • Usage: K209, 309 (03) (L96, MYD, NQG, ZW9)

$?

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25807565
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (LY6, MYD, NQF, ZW9)

$350.68—394.61

Available in 2 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830304
  • Quantity in car: 1
  • Engine wiring (labeled 25830304)
  • Usage: K2, 3 (03-43-53) (LY6, MYD, NQG, ZW9)

$364.84—1076.81

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830304
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (LY6, MYD, NQG, ZW9)

$364.84—1076.81

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830305
  • Quantity in car: 1
  • Usage: C2, 3 (03) (LY6, MYD, ZW9)

$557.34—1055.91

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830307
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (LY6, MYD, E63, NQG)

$357.12—1159.93

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830308
  • Quantity in car: 1
  • Usage: K2, 3 (03-43-53) (LY6, MYD, E63, NQF)

$352.42—1186.98

Available in 38 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25830309
  • Quantity in car: 1
  • Usage: C2, 3 (03-43-53) (LY6, MYD, E63)

$330.18—625.53

Available in 37 shops

Add to cart

Harness, wiring harness engine (l96/6.0g, ly6/6.0k)

  • OEM part number: 25857226
  • Quantity in car: 1
  • Engine wiring (without 2-way oil level sensor conical)
  • Usage: C2, 3 (03) (LY6, MYD, ZW9)

$565.08—925.33

Available in 37 shops

Add to cart

Spark plug, spark plug wiring (l96/6.0g, ly6/6.0k)

  • OEM part number: 12621258
  • Quantity in car: 8
  • (gap 0.040) (do not change spark plug gap from .040) (iridium)
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$5.60—5.90

Available in 2 shops

Add to cart

Wire, spark plug wiring (l96/6.0g, ly6/6.0k)

  • OEM part number: 19206446
  • Quantity in car: 8
  • Spark plug
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$17.28—19.45

Available in 2 shops

Add to cart

Wire kit, spark plug wiring (l96/6.0g, ly6/6.0k)

  • OEM part number: 19206447
  • Quantity in car: 1
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$70.56—73.61

Available in 2 shops

Add to cart

Spark plug, spark plug wiring (l20/4.8a, lmg/5.3-0, lc9/5.3-3, lz1/6.0j, l94/6.2f)

  • OEM part number: 12621258
  • Quantity in car: 8
  • (gap 0.040) (do not change spark plug gap from .040) (iridium)
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$5.60—5.90

Available in 2 shops

Add to cart

Wire, spark plug wiring (l20/4.8a, lmg/5.3-0, lc9/5.3-3, lz1/6.0j, l94/6.2f)

  • OEM part number: 19206446
  • Quantity in car: 8
  • Spark plug
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$17.28—19.45

Available in 2 shops

Add to cart

Wire kit, spark plug wiring (l20/4.8a, lmg/5.3-0, lc9/5.3-3, lz1/6.0j, l94/6.2f)

  • OEM part number: 19206447
  • Quantity in car: 1
  • Usage: CK2, 3 (LY6), CK2, 3 (L96)

$70.56—73.61

Available in 2 shops

Add to cart

Nut, block engine harness junction

  • OEM part number: 11509226
  • Hexagon with conical washer, m8x1.25, 7.5thk, 19 outside diameter, 9, zinc (chassis rear wiring harness junction block lead)

$2.76—3.46

Available in 38 shops

Add to cart

Bolt, block engine harness junction

  • OEM part number: 11561674
  • Quantity in car: 3
  • Hexagon with flat washer, m6x1x20, 12 thread, 24 outside diameter, 9.8, gmw3359, m-point (engine wiring harness fuse block bracket)

$0.34—0.36

Available in 2 shops

Add to cart

Fuse, block engine harness junction

  • OEM part number: 12092075
  • Quantity in car: 6

$0.30—1.73

Available in 40 shops

Add to cart

Relay, block engine harness junction

  • OEM part number: 12177236
  • Quantity in car: 2
  • Usage: CK1, 2, 3, CK1, 2, 3

$4.95—5.12

Available in 2 shops

Add to cart

Fuse, block engine harness junction

  • OEM part number: 12191645
  • Quantity in car: 1

$0.46—1.04

Available in 39 shops

Add to cart

Relay, block engine harness junction

  • OEM part number: 12193601
  • Quantity in car: 1
  • Multiuse (black) (used with connector 15306045 without brackets 5-way male)
  • Usage: CK1, 2, 3

$26.39

Available in 1 shop

Add to cart

Relay, block engine harness junction

  • OEM part number: 12193601
  • Quantity in car: 1
  • Air conditioning compressor (black) (used with connector 15306045 without brackets 5-way male)
  • Usage: CK1, 2, 3
  • 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

Relay, block engine harness junction

  • OEM part number: 12193602
  • Quantity in car: 1
  • Usage: CK1, 2, 3 (EXC E29)

$0.38

Available in 1 shop

Add to cart

Relay, block engine harness junction

  • OEM part number: 12193606
  • Quantity in car: 1
  • Usage: CK2, 3 (LMM), CK2, 3 (LMM), CK2, 3 (LMM), CK1, 2, 3 (L92), CK1, 2, 3 (LC9, LH6, LMG, LU3, LY2, LY5, LY6, L76), CK1, 2, 3 (03-43-53) (LC9, LH6, LMG, LU3, LY2, LY5, LY6, L76, L92), CK1, 2, 3, CK1, 2, 3, CK2, 3 (LY6), CK1, 2, 3 (03-43-53) (LC9, LH6, LMG, LU3, LY2, LY5, LY6, L76, L92), CK1, 2, 3 (03-43-53) (LU3, LY6) (EXC E29), CK2, 3 (03-43-53) (LY6, MYD), CK2, 3 (03-43-53) (LY6, MYD), CK1, 2, 3 (03-43-53) (LU3, LY6) (EXC E29)

$14.05

Available in 1 shop

Add to cart

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