Genuine OEM Parts Marketplace

or create an account
Add a car in your garage
Cart is empty Checkout

Add car
Cart is empty
View Cart Checkout
  1. Home
  2. GMC Trucks
  3. 2007
  4. Sierra 3500 HD Regular Cab 4WD (New Style)
  5. Electrical

2007 GMC Trucks Sierra 3500 HD Regular Cab 4WD (New Style) electrical parts catalog

Add this car in your garage and make future searches easy.

Harness, wiring harness chassis

  • OEM part number: 20943241
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (L96, MYD, JL1, N2N)

$124.17—221.61

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943242
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LGH, JL1, N2M)

$153.49—282.95

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943243
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LGH, JL1, N2N)

$132.00

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943244
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, N2M) (EXC JL1)

$122.94—226.66

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943245
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, N2N) (EXC JL1)

$132.37—244.05

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943246
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, N2M) (EXC JL1)

$140.91—259.78

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943247
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, N2N) (EXC JL1)

$147.75—277.19

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943248
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, JL1, N2M)

$131.15—161.59

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943249
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, JL1, N2N)

$142.96

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943250
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, JL1, N2M)

$150.40—185.37

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943251
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, JL1, N2N)

$157.47—182.99

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943252
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (L96, MYD, N2L) (EXC JL1)

$135.66—157.79

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943253
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LGH, N2L) (EXC JL1)

$184.99—341.02

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943254
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (L96, MYD, JL1, N2L)

$142.09—261.95

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943255
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LGH, JL1, N2L)

$161.77—303.43

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943256
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, N2L) (EXC JL1)

$127.35—234.79

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943257
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, N2L) (EXC JL1)

$136.97

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943258
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (L96, JL1, N2L)

$133.71—246.49

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20943259
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LGH, JL1, N2L)

$149.60—275.79

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951536
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD, NQZ) (EXC JL1)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951538
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, NQZ) (EXC JL1)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951539
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM) (EXC JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951540
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD, JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951542
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951543
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1) (EXC NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951544
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, NQZ) (EXC JL1)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951545
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6) (EXC JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951546
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, NQZ) (EXC JL1)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951547
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM) (EXC JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951548
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951550
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1, NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 20951551
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1) (EXC NQZ)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25820280
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, NQZ) (EXC JL1)

$209.24

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25820281
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM) (EXC JL1, NQZ)

$225.07

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25820288
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, NQZ) (EXC JL1)

$?

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826575
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, NQZ) (EXC JL1)

$194.40

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826576
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6) (EXC JL1, NQZ)

$217.78

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826577
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, JL1, NQZ)

$268.95

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826578
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, JL1) (EXC NQZ)

$289.33

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826579
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1, NQZ)

$283.33

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826580
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1) (EXC NQZ)

$299.61

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826581
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, NQZ) (EXC JL1)

$195.69

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826582
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6) (EXC JL1, NQZ)

$220.90

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826583
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, JL1, NQZ)

$268.99

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826584
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, JL1) (EXC NQZ)

$294.20

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826585
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1, NQZ)

$285.44

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25826586
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1) (EXC NQZ)

$304.10

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25917617
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM) (EXC JL1, NQZ)

$186.54

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930153
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD, NQZ) (EXC JL1)

$153.80

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930154
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD) (EXC JL1, NQZ)

$174.88

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930155
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, NQZ) (EXC JL1)

$161.49—173.76

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930156
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM) (EXC JL1, NQZ)

$173.31—186.48

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930157
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD, JL1, NQZ)

$207.99

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930158
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LY6, MYD, JL1) (EXC NQZ)

$230.00

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930159
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1, NQZ)

$215.37—231.74

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930160
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK310 (03) (LMM, JL1) (EXC NQZ)

$224.18—241.22

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930161
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, NQZ) (EXC JL1)

$154.83

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930162
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6) (EXC JL1, NQZ)

$173.88

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930163
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, NQZ) (EXC JL1)

$163.72—176.17

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930164
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM) (EXC JL1, NQZ)

$176.75—190.18

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930165
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, JL1, NQZ)

$208.07

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930166
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LY6, JL1) (EXC NQZ)

$243.53—288.15

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930167
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1, NQZ)

$212.04—228.15

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 25930168
  • Quantity in car: 1
  • Chassis wiring
  • Usage: CK314 (03) (LMM, JL1) (EXC NQZ)

$235.50—248.43

Available in 2 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 94670579
  • Quantity in car: 1
  • Chassis wiring
  • Usage: C310 (03) (LY6, M96) (EXC JL1, NQZ)

$188.47

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 94671142
  • Quantity in car: 1
  • Chassis wiring
  • Usage: C310 (03) (LY6, M96, NQZ) (EXC JL1)

$93.38

Available in 1 shop

Add to cart

Harness, wiring harness chassis

  • OEM part number: 94671229
  • Quantity in car: 1
  • Chassis wiring
  • Usage: C310 (03) (L96, MQ7, N2M) (EXC JL1) (EXPORT)

$98.76—115.25

Available in 37 shops

Add to cart

Harness, wiring harness chassis

  • OEM part number: 94671581
  • Quantity in car: 1
  • Chassis wiring
  • Usage: C310 (03) (L96, MQ7, N2L) (EXC JL1) (EXPORT)

$95.89—120.24

Available in 37 shops

Add to cart

Cover, wiring harness body

  • OEM part number: 10375330
  • Quantity in car: 2
  • Rear window defogger wiring harness connect (for rear defog connector)
  • Usage: CK1, 2, 3 (03-43-53) (C49)

$12.64—15.41

Available in 38 shops

Add to cart

Module, wiring harness body

  • OEM part number: 10381283
  • Quantity in car: 1
  • Airbag sensor & diagnostic
  • Usage: CK2, 3 (03-53)

$0.38—275.00

Available in 2 shops

Add to cart

Nut, wiring harness body

  • OEM part number: 11609411
  • Quantity in car: 2
  • Hexagon with conical washer, m6x1, 5.7 thick, 16 outside diameter, 9, gmw3200 (body wiring harness ground)

$0.35—0.41

Available in 38 shops

Add to cart

Nut, wiring harness body

  • OEM part number: 11609411
  • Quantity in car: 1
  • Hexagon with conical washer, m6x1, 5.7 thick, 16 outside diameter, 9, gmw3200 (rear window defogger ground wire)

$0.35—0.41

Available in 38 shops

Add to cart

Cover, wiring harness body

  • OEM part number: 15215179
  • Quantity in car: 2
  • Wiring harness connect (black) (replaces all colors)
  • Usage: CK1, 2, 3 (03-43-53)

$3.09—3.84

Available in 38 shops

Add to cart

Harness, wiring harness body

$68.09—73.26

Available in 2 shops

Add to cart

Nut, wiring harness body

  • OEM part number: 21011332
  • Quantity in car: 4
  • Hexagon stamped ty df flange 14 (body wiring)

$3.17—4.03

Available in 38 shops

Add to cart

Harness, wiring harness body

  • OEM part number: 25882638
  • Quantity in car: 1
  • Usage: CK2, 3 (03) (AE7) (EXC YE9, 5B5)

$176.27—269.39

Available in 2 shops

Add to cart

Harness, wiring harness body

  • OEM part number: 25882640
  • Quantity in car: 1
  • Usage: CK2, 3 (03) (AZ3, A95, DL3, YE9), CK2, 3 (03) (AZ3, A95, C49, DL8, DPN, YE9) (EXC 5B5), CK2, 3 (03) (C49, DL8, 6P3, 5B5)

$189.17—203.54

Available in 2 shops

Add to cart

Bolt, wiring harness front lamps (ly6/6.0k)

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

$0.33—0.58

Available in 38 shops

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20792799
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LY6, CJ2, C67, YE9) (EXC T96), CK2, 3 (03-43-53) (LY6, C42, C67) (EXC AP3, AP8, T96, YE9)

$43.79

Available in 1 shop

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20792801
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LY6, CJ2, C67, T96, YE9), CK2, 3 (03-43-53) (LY6, C42, C67, T96) (EXC AP3, AP8, YE9)

$49.34—58.63

Available in 38 shops

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20943389
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LY6, L96, CJ2, C67) (EXC T96), CK310 (03) (LY6, L96, C42, E29) (EXC AP3, AP8, T96)

$?

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20943391
  • Quantity in car: 1
  • Fwd lamp wiring (labeled 20943391)
  • Usage: CK2, 3 (03-43-53) (LY6, L96, CJ2, C67, T96)

$?

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20986825
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, CJ2, C67) (EXC T96), CK310 (03) (L96, C42, E29) (EXC AP3, AP8, PTO, T96)

$44.77—82.53

Available in 37 shops

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 20986827
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, CJ2, C67, T96)

$50.49—94.71

Available in 37 shops

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 22808584
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, CJ2, C67) (EXC AP3, AP8, PTO, T96) (NOT YET AVAILABLE)

$?

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 22808585
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, AP3, AP8, CJ2, C67) (EXC PTO, T96)

$56.82

Available in 1 shop

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 22808586
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, CJ2, C67, T96) (EXC AP3, AP8, PTO) (NOT YET AVAILABLE)

$?

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 22808587
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LGH, LML, L96, AP3, AP8, CJ2, C67, T96) (EXC PTO)

$62.05

Available in 1 shop

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 22808588
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK310 (03) (L96, C42, E29) (EXC AP3, AP8, PTO, T96) (NOT YET AVAILABLE)

$?

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 25866134
  • Quantity in car: 1
  • Fwd lamp wiring
  • Usage: CK2, 3 (03-43-53) (LY6, AP3, AP8, CJ2, DF5, T96), CK2, 3 (03-43-53) (LY6, C42, C67, 7Z1) (EXC AP3, AP8, DF5, T96), CK2, 3 (03-43-53) (LY6, AP3, AP8, C67, DF5) (EXC T96), CK2, 3 (03-43-53) (LY6, C42, C67) (EXC AP3, AP8, DF5, T96, 7Z1)

$103.53—196.14

Available in 38 shops

Add to cart

Harness, wiring harness front lamps (ly6/6.0k)

  • OEM part number: 25882015
  • Quantity in car: 1
  • Fwd lamp wiring (labeled 25882015)
  • Usage: CK2, 3 (03-43-53) (LY6, L96, CJ2, C67, T96)

$42.58

Available in 1 shop

Add to cart

Go to top ↑.

← Prev. 1  2  3  ... 9  10  11  ... 13  14  15  Next →
Page 10 of 15


Copyright © 2012-2024, http://oemcats.com.
Feel free to contact us if you have any questions: info@oemcats.com.

Follow us on Facebook - Submit a new shop - Terms and conditions

This site is not owned or operated by General Motors Company.
The trade marks appearing on this website including, but not limited to: GM, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Opel, Pontiac, Saturn, Vauxhall and their respective logos, emblems, slogans and vehicle model names and body designs are trademarks and/or service marks of General Motors Company, its subsidiaries, affiliates or licensors.
This site is intended for reference only.