2020 GMC Trucks Sierra 2500 HD cooling system parts catalog

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Gasket, water pump

  • OEM part number: 12665248
  • Quantity in car: 1
  • 2017-19, upper. Silverado, sierra. 2017-20 6.6L diesel. Position: Upper

$4.16

Available in 36 shops

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Rear Main Seal, water pump

  • OEM part number: 12665076
  • Quantity in car: 1
  • Tahoe, Yukon, Escalade. Express, savana. Escalade ESV. Suburban. Yukon XL. Sierra, silverado. Position: Rear

$10.6611.10

Available in 36 shops

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Filler cap, water pump

  • OEM part number: 12662196
  • Quantity in car: 1
  • With tube extension. 4.3L. 2017-20. 2018-20. 2016-18. 1.4L turbo. Delco# fc251. Incl.Gasket. 3.6L, 2016-2018. 3.0L twin-turbo. Coupe, 2.0L turbo. Coupe, 3.6L, 2016-19. Without high output. Without supercharger. 2.0L turbo, 2014-2017. Coupe, 3.6L twin-tur

$11.33

Available in 36 shops

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Engine Coolant Bypass Hose Seal, water pump

  • OEM part number: 12658352
  • Quantity in car: 1
  • 6.6L diesel. Position: Upper

$3.69

Available in 36 shops

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Engine Oil Cooler Line Gasket, water pump

  • OEM part number: 12644927
  • Quantity in car: 1
  • 2017-19. 2017-20 6.6L diesel.

$2.572.69

Available in 36 shops

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Manifold, water pump

  • OEM part number: 12643888
  • Quantity in car: 1
  • Left. 2017-19, lower. Silverado, sierra. 2017-20 6.6L diesel. Position: Left Lower Lower, Left, Left Lower

$93.59

Available in 36 shops

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Manifold, water pump

  • OEM part number: 12643886
  • Quantity in car: 1
  • Right. 2017-19, lower. Silverado, sierra. 2017-20 6.6L diesel. Position: Right Lower Lower, Right Lower Right, Right Lower, Right

$94.99

Available in 36 shops

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THERMOSTAT HOUSING, water pump

  • OEM part number: 12643796
  • Quantity in car: 1
  • 6.6L diesel. Thermostat hsng. Silverado, sierra.

$193.38

Available in 36 shops

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Gasket, water pump

  • OEM part number: 12643779
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$13.14

Available in 36 shops

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Engine Coolant Bypass Hose Seal, water pump

  • OEM part number: 12643771
  • Quantity in car: 1
  • By-pass pipe,gasket. 6.6L diesel. Position: Lower

$3.85

Available in 36 shops

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Engine Coolant Bypass Pipe, water pump

  • OEM part number: 12643769
  • Quantity in car: 1
  • 6.6L diesel.

$25.8826.90

Available in 36 shops

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Thermostat Housing Gasket, water pump

  • OEM part number: 12643149
  • Quantity in car: 1
  • 6.6L diesel.

$2.572.69

Available in 36 shops

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Engine Oil Dipstick, water pump

  • OEM part number: 12642421
  • Quantity in car: 1
  • 2017-19. 2017-20 6.6L diesel.

$26.79

Available in 36 shops

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Engine Crankshaft Seal, water pump

  • OEM part number: 12634614
  • Quantity in car: 1
  • Tahoe, Yukon, Escalade. Express, savana. Escalade ESV. Suburban. Yukon XL. Corvette. Camaro. CTS-v. 4.3L. 2018-20. 2016-19. 5.3 & 6.2L. Sierra, silverado. Without supercharger. Without dry sump system. Included With Timing Cover. Position: Front

$3.964.12

Available in 36 shops

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Gasket-Vlv Rkr Arm Cvr, water pump

  • OEM part number: 12619787
  • Quantity in car: 1
  • Tahoe, Yukon, Escalade. Escalade ESV. Yukon XL. Suburban. Corvette. Camaro. CTS-v. 2016-19. 5.3 & 6.2L. Sierra, silverado. Without supercharger. Without dry sump system. Included With Inner Valve Cover. Position: Left, Right

$3.753.91

Available in 36 shops

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Plug, water pump

  • OEM part number: 11562588
  • Quantity in car: 1
  • Oil pan drain (m12x1.75x25) (with seal) (except magnet)

$2.098.55

Available in 39 shops

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