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  1. Home
  2. GMC Trucks
  3. 2020
  4. Sierra 2500 HD
  5. Cooling System

2020 GMC Trucks Sierra 2500 HD cooling system parts catalog

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

Accessory Drive Belt Tensioner Assembly, belts and pulleys

  • OEM part number: 12673657
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$34.72—36.08

Available in 36 shops

Add to cart

Serpentine belt, belts and pulleys

  • OEM part number: 12656797
  • Quantity in car: 1
  • Water Pump, Alternator, Air Conditioning and Power Steering. Silverado, sierra. Single alternator. 6.6L diesel, without dual alternator. Routing:Crk,Tens,Idler,Alt,Idler,Comp,Ps,Wp.

$80.40

Available in 36 shops

Add to cart

Serpentine belt, belts and pulleys

  • OEM part number: 12645694
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel, with dual alternator, 150/220 amp.

$88.56

Available in 36 shops

Add to cart

Idler pulley, belts and pulleys

  • OEM part number: 12626075
  • Quantity in car: 1
  • Upper. Code aaaf. 4.3L, smooth. Silverado, sierra. 6.6L diesel, with dual alternator. Position: Left Upper

$71.96

Available in 36 shops

Add to cart

Pulley, belts and pulleys

  • OEM part number: 12611935
  • Quantity in car: 1
  • Belt idler (upper pulley, flat)

$41.46—52.14

Available in 38 shops

Add to cart

Bolt, belts and pulleys

  • OEM part number: 11611131
  • Quantity in car: 1
  • Bolt

$2.57—3.36

Available in 37 shops

Add to cart

Bolt, belts and pulleys

  • OEM part number: 11515769
  • Quantity in car: 1
  • Hex flanged head, m10x1.5x45, 25thd, 22.3od, 10.9, 7114m, machine raised shoulder (transaxle)

$0.93—4.70

Available in 39 shops

Add to cart

Clutch, cooling fan

  • OEM part number: 84013368
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$287.49

Available in 36 shops

Add to cart

Fan Shroud, cooling fan

  • OEM part number: 23208449
  • Quantity in car: 1
  • Inner. Silverado, sierra. 6.6L diesel, center. Position: Front Center Inner

$92.87

Available in 36 shops

Add to cart

Fan Shroud, cooling fan

  • OEM part number: 23208448
  • Quantity in car: 1
  • 6.6L diesel, rear. Position: Front Rearward Rear

$117.80

Available in 36 shops

Add to cart

Fan blade, cooling fan

  • OEM part number: 23182724
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$135.26

Available in 36 shops

Add to cart

Engine Cooling Fan Pulley Spacer, cooling fan

  • OEM part number: 12674127
  • Quantity in car: 1
  • 6.6L diesel.

$27.55

Available in 36 shops

Add to cart

Engine Cooling Fan Clutch Pulley, cooling fan

  • OEM part number: 12671554
  • Quantity in car: 1
  • 6.6L diesel.

$177.16

Available in 36 shops

Add to cart

Thermostat seal, cooling system

  • OEM part number: 98280281
  • Quantity in car: 1
  • Silverado, sierra. 6.6L turbo diesel. Included With Thermostat.

$10.36

Available in 36 shops

Add to cart

Thermostat, cooling system

  • OEM part number: 97241130
  • Quantity in car: 1
  • Engine coolant (with gasket) (180 degree)

$29.29—33.04

Available in 38 shops

Add to cart

Thermostat, cooling system

  • OEM part number: 97241129
  • Quantity in car: 1
  • Engine coolant (with gasket) (185 degree)

$31.47—37.83

Available in 38 shops

Add to cart

Radiator Coolant Hose, cooling system

  • OEM part number: 84401398
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Position: Lower

$76.18—79.13

Available in 36 shops

Add to cart

Hose, cooling system

  • OEM part number: 84376513
  • Quantity in car: 1
  • Outlet hose. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$133.90

Available in 36 shops

Add to cart

Fan Shroud, cooling system

  • OEM part number: 84311333
  • Quantity in car: 1
  • Outer. Silverado, sierra. 6.6L diesel, front. Position: Front Forward Front, Front Forward Outer

$81.05

Available in 36 shops

Add to cart

Engine Coolant Reservoir, cooling system

  • OEM part number: 84257137
  • Quantity in car: 1
  • With diesel. Silverado, sierra. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$80.99—84.19

Available in 36 shops

Add to cart

Engine Coolant Overflow Hose, cooling system

  • OEM part number: 84249765
  • Quantity in car: 1
  • Inlet hose. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$38.90

Available in 36 shops

Add to cart

Radiator, cooling system

  • OEM part number: 84224661
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Order By Code Stamped On Radiator.

$505.36

Available in 36 shops

Add to cart

Reservoir cap, cooling system

  • OEM part number: 84148294
  • Quantity in car: 1
  • 6.6L diesel 2017-20. 6.6L diesel, 2017-19, upper. Position: Upper

$7.60—7.92

Available in 36 shops

Add to cart

Radiator Coolant Hose, cooling system

  • OEM part number: 84094878
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Position: Upper

$58.80

Available in 36 shops

Add to cart

Clutch, cooling system

  • OEM part number: 84013368
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$287.49

Available in 36 shops

Add to cart

Sensor, cooling system

  • OEM part number: 25186240
  • Quantity in car: 1
  • Sensor

$10.45—12.74

Available in 37 shops

Add to cart

Fan Shroud, cooling system

  • OEM part number: 23208449
  • Quantity in car: 1
  • Inner. Silverado, sierra. 6.6L diesel, center. Position: Front Center Inner

$92.87

Available in 36 shops

Add to cart

Fan blade, cooling system

  • OEM part number: 23182724
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$135.26

Available in 36 shops

Add to cart

Radiator Hose Clamp, cooling system

  • OEM part number: 19354854
  • Quantity in car: 1
  • 6.6L diesel, 2017-19. 6.6L diesel 2017-20. Position: Upper

$8.62

Available in 36 shops

Add to cart

13502353 genuine OEM part.

Cap, cooling system

  • OEM part number: 13502353
  • Quantity in car: 1
  • Radiator surge tank

$6.93—15.39

Available in 39 shops

Add to cart

Engine Coolant Outlet Flange, cooling system

  • OEM part number: 12684591
  • Quantity in car: 1
  • 6.6L diesel.

$105.22

Available in 36 shops

Add to cart

Water pump, cooling system

  • OEM part number: 12680257
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra. Includes Thermostat Housing.

$131.66—136.90

Available in 36 shops

Add to cart

Engine Cooling Fan Pulley Spacer, cooling system

  • OEM part number: 12674127
  • Quantity in car: 1
  • 6.6L diesel.

$27.55

Available in 36 shops

Add to cart

Engine Cooling Fan Clutch Pulley, cooling system

  • OEM part number: 12671554
  • Quantity in car: 1
  • 6.6L diesel.

$177.16

Available in 36 shops

Add to cart

Engine Coolant Bypass Hose Seal, cooling system

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

$3.69

Available in 36 shops

Add to cart

THERMOSTAT HOUSING, cooling system

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

$193.38

Available in 36 shops

Add to cart

Gasket, cooling system

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

$13.14

Available in 36 shops

Add to cart

Engine Coolant Bypass Pipe, cooling system

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

$25.88—26.90

Available in 36 shops

Add to cart

Thermostat Housing Gasket, cooling system

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

$2.57—2.69

Available in 36 shops

Add to cart

Radiator Hose Clamp, cooling system

  • OEM part number: 11602027
  • Quantity in car: 1
  • 6.6L diesel 2017-20. 6.6L diesel, 2017-19, large. Included With Lower Hose. Position: Lower

$6.43

Available in 36 shops

Add to cart

Radiator Hose Clamp, cooling system

  • OEM part number: 11547121
  • Quantity in car: 1
  • 2016-18, drive motor cooling, rear section. 4.2L twin-turbo, rear section, rear. 3.0L twin-turbo, rear section, rear. 2019, rear section, front. 3.6L, rear section, rear. 6.6L diesel 2017-20. 6.6L diesel, 2017-19, small. Included With Hose And Tube A

$5.98

Available in 36 shops

Add to cart

Thermostat seal, radiator and components

  • OEM part number: 98280281
  • Quantity in car: 1
  • Silverado, sierra. 6.6L turbo diesel. Included With Thermostat.

$10.36

Available in 36 shops

Add to cart

Thermostat, radiator and components

  • OEM part number: 97241130
  • Quantity in car: 1
  • Engine coolant (with gasket) (180 degree)

$29.29—33.04

Available in 38 shops

Add to cart

Thermostat, radiator and components

  • OEM part number: 97241129
  • Quantity in car: 1
  • Engine coolant (with gasket) (185 degree)

$31.47—37.83

Available in 38 shops

Add to cart

Turbocharger Inter-Cooler Pipe, radiator and components

  • OEM part number: 84536150
  • Quantity in car: 1
  • Inlet duct. 6.6L diesel. Silverado, sierra.

$378.54

Available in 36 shops

Add to cart

Inter-Cooler, radiator and components

  • OEM part number: 84424688
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra.

$490.90

Available in 36 shops

Add to cart

Radiator Coolant Hose, radiator and components

  • OEM part number: 84401398
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Position: Lower

$76.18—79.13

Available in 36 shops

Add to cart

Hose, radiator and components

  • OEM part number: 84376513
  • Quantity in car: 1
  • Outlet hose. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$133.90

Available in 36 shops

Add to cart

Engine Coolant Reservoir, radiator and components

  • OEM part number: 84257137
  • Quantity in car: 1
  • With diesel. Silverado, sierra. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$80.99—84.19

Available in 36 shops

Add to cart

Engine Coolant Overflow Hose, radiator and components

  • OEM part number: 84249765
  • Quantity in car: 1
  • Inlet hose. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$38.90

Available in 36 shops

Add to cart

Radiator, radiator and components

  • OEM part number: 84224661
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Order By Code Stamped On Radiator.

$505.36

Available in 36 shops

Add to cart

Turbocharger Inter-Cooler Pipe, radiator and components

  • OEM part number: 84189332
  • Quantity in car: 1
  • Outlet duct. 6.6L diesel. Silverado, sierra.

$226.70

Available in 36 shops

Add to cart

Reservoir cap, radiator and components

  • OEM part number: 84148294
  • Quantity in car: 1
  • 6.6L diesel 2017-20. 6.6L diesel, 2017-19, upper. Position: Upper

$7.60—7.92

Available in 36 shops

Add to cart

Radiator Coolant Hose, radiator and components

  • OEM part number: 84094878
  • Quantity in car: 1
  • Silverado, sierra. 6.6L diesel 2017-20. Position: Upper

$58.80

Available in 36 shops

Add to cart

Mount, radiator and components

  • OEM part number: 25955679
  • Quantity in car: 1
  • Radiator lower

$12.72—20.39

Available in 38 shops

Add to cart

Sensor, radiator and components

  • OEM part number: 25186240
  • Quantity in car: 1
  • Sensor

$10.45—12.74

Available in 37 shops

Add to cart

Radiator Hose Clamp, radiator and components

  • OEM part number: 19354854
  • Quantity in car: 1
  • 6.6L diesel, 2017-19. 6.6L diesel 2017-20. Position: Upper

$8.62

Available in 36 shops

Add to cart

Mount, radiator and components

  • OEM part number: 19130029
  • Quantity in car: 1
  • Radiator lower

$2.95—4.47

Available in 38 shops

Add to cart

13502353 genuine OEM part.

Cap, radiator and components

  • OEM part number: 13502353
  • Quantity in car: 1
  • Radiator surge tank

$6.93—15.39

Available in 39 shops

Add to cart

Engine Coolant Outlet Flange, radiator and components

  • OEM part number: 12684591
  • Quantity in car: 1
  • 6.6L diesel.

$105.22

Available in 36 shops

Add to cart

Water pump, radiator and components

  • OEM part number: 12680257
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra. Includes Thermostat Housing.

$131.66—136.90

Available in 36 shops

Add to cart

Engine Coolant Bypass Hose Seal, radiator and components

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

$3.69

Available in 36 shops

Add to cart

THERMOSTAT HOUSING, radiator and components

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

$193.38

Available in 36 shops

Add to cart

Gasket, radiator and components

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

$13.14

Available in 36 shops

Add to cart

Engine Coolant Bypass Pipe, radiator and components

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

$25.88—26.90

Available in 36 shops

Add to cart

Thermostat Housing Gasket, radiator and components

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

$2.57—2.69

Available in 36 shops

Add to cart

Sensor, radiator and components

  • OEM part number: 12625041
  • Quantity in car: 1
  • Charge air temp (from duc assembly)

$23.28—29.89

Available in 38 shops

Add to cart

Radiator Hose Clamp, radiator and components

  • OEM part number: 11602027
  • Quantity in car: 1
  • 6.6L diesel 2017-20. 6.6L diesel, 2017-19, large. Included With Lower Hose. Position: Lower

$6.43

Available in 36 shops

Add to cart

Radiator Hose Clamp, radiator and components

  • OEM part number: 11547121
  • Quantity in car: 1
  • 2016-18, drive motor cooling, rear section. 4.2L twin-turbo, rear section, rear. 3.0L twin-turbo, rear section, rear. 2019, rear section, front. 3.6L, rear section, rear. 6.6L diesel 2017-20. 6.6L diesel, 2017-19, small. Included With Hose And Tube A

$5.98

Available in 36 shops

Add to cart

Automatic Transmission Oil Cooler Hose Assembly, trans oil cooler

  • OEM part number: 84444069
  • Quantity in car: 1
  • Pipe assy. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$78.34—81.26

Available in 36 shops

Add to cart

Automatic Transmission Oil Cooler Hose Assembly, trans oil cooler

  • OEM part number: 84348114
  • Quantity in car: 1
  • Outlet pipe. 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$49.36—51.20

Available in 36 shops

Add to cart

Fixed Glass, trans oil cooler

  • OEM part number: 84348113
  • Quantity in car: 1
  • Rear. Position: Rear

$?

Add to cart

Automatic Transmission Oil Cooler Hose Assembly, trans oil cooler

  • OEM part number: 84190270
  • Quantity in car: 1
  • 6.6L diesel 2017-20. 6.6L diesel, 2017-19, rear. Position: Rear

$48.60

Available in 36 shops

Add to cart

Automatic Transmission Oil Cooler, trans oil cooler

  • OEM part number: 84173164
  • Quantity in car: 1
  • 6.6L diesel, 2017-19. 6.6L diesel 2017-20.

$229.95

Available in 36 shops

Add to cart

Automatic Transmission Oil Cooler Hose Cap, trans oil cooler

  • OEM part number: 15170204
  • Quantity in car: 1
  • 6.6L diesel, 2017-19. 6.6L diesel 2017-20. 3.6L, with auxiliary cooler, 2013-2015. Included With Front and Rear Inlet Pipe. Included With Hose and Tube Assembly.

$3.93

Available in 36 shops

Add to cart

Thermostat seal, water pump

  • OEM part number: 98280281
  • Quantity in car: 1
  • Silverado, sierra. 6.6L turbo diesel. Included With Thermostat.

$10.36

Available in 36 shops

Add to cart

Adapter, water pump

  • OEM part number: 97941206
  • Quantity in car: 1
  • Engine oil cooler

$88.50—127.96

Available in 37 shops

Add to cart

Washer, water pump

  • OEM part number: 97329602
  • Quantity in car: 1
  • Crankshaft balancer

$12.33—15.63

Available in 38 shops

Add to cart

Bolt, water pump

  • OEM part number: 97329601
  • Quantity in car: 1
  • Crankshaft balancer

$8.11—19.37

Available in 38 shops

Add to cart

Thermostat, water pump

  • OEM part number: 97241130
  • Quantity in car: 1
  • Engine coolant (with gasket) (180 degree)

$29.29—33.04

Available in 38 shops

Add to cart

Thermostat, water pump

  • OEM part number: 97241129
  • Quantity in car: 1
  • Engine coolant (with gasket) (185 degree)

$31.47—37.83

Available in 38 shops

Add to cart

Seal, water pump

  • OEM part number: 94011702
  • Quantity in car: 1
  • Engine oil cooler inlet pipe (O-ring)

$19.02—26.04

Available in 38 shops

Add to cart

Sensor, water pump

  • OEM part number: 25186240
  • Quantity in car: 1
  • Sensor

$10.45—12.74

Available in 37 shops

Add to cart

Seal, water pump

  • OEM part number: 24504031
  • Quantity in car: 1
  • Oil level indicator (O-ring) (reduction)

$7.30—8.38

Available in 38 shops

Add to cart

Seal, water pump

  • OEM part number: 24100002
  • Quantity in car: 1
  • Oil filler cap (O-ring) (27.94mm inside diameter) (size #320)

$0.43

Available in 1 shop

Add to cart

Oil Filter, water pump

  • OEM part number: 12691158
  • Quantity in car: 1
  • 2017-19. Silverado, sierra. 2017-20 6.6L diesel.

$18.08

Available in 36 shops

Add to cart

Oil pan, water pump

  • OEM part number: 12687441
  • Quantity in car: 1
  • Upper. 2017-19. Silverado, sierra. 2017-20 6.6L diesel. Position: Upper

$247.55

Available in 36 shops

Add to cart

Manifold, water pump

  • OEM part number: 12686016
  • Quantity in car: 1
  • 2017-19, upper. Silverado, sierra. 2017-20 6.6L diesel. Position: Upper

$162.98

Available in 36 shops

Add to cart

Engine Coolant Outlet Flange, water pump

  • OEM part number: 12684591
  • Quantity in car: 1
  • 6.6L diesel.

$105.22

Available in 36 shops

Add to cart

Oil pan, water pump

  • OEM part number: 12684562
  • Quantity in car: 1
  • Lower. 2017-19. Silverado, sierra. 2017-20 6.6L diesel. Position: Lower

$180.91

Available in 36 shops

Add to cart

Engine Oil Separator Filter, water pump

  • OEM part number: 12682569
  • Quantity in car: 1
  • 2017-19. 2017-20 6.6L diesel.

$219.09

Available in 36 shops

Add to cart

Water pump, water pump

  • OEM part number: 12680257
  • Quantity in car: 1
  • 6.6L diesel. Silverado, sierra. Includes Thermostat Housing.

$131.66—136.90

Available in 36 shops

Add to cart

Valve cover, water pump

  • OEM part number: 12680249
  • Quantity in car: 1
  • 2017-19. 2017-20 6.6L diesel. Position: Right

$155.34

Available in 36 shops

Add to cart

Valve cover, water pump

  • OEM part number: 12677065
  • Quantity in car: 1
  • All. Left. 2017-19. 2017-20 6.6L diesel. Position: Left

$148.84

Available in 36 shops

Add to cart

Engine Oil Dipstick Tube, water pump

  • OEM part number: 12676952
  • Quantity in car: 1
  • 2017-19. 2017-20 6.6L diesel.

$45.14

Available in 36 shops

Add to cart

Engine Oil Dipstick Tube O-Ring, water pump

  • OEM part number: 12676951
  • Quantity in car: 1
  • 2017-19. Dipstick Tube. 2017-20 6.6L diesel. Included With Oil Tube.

$6.68

Available in 36 shops

Add to cart

Engine Harmonic Balancer, water pump

  • OEM part number: 12675030
  • Quantity in car: 1
  • 2017-19. Silverado, sierra. 2017-20 6.6L diesel.

$129.65

Available in 36 shops

Add to cart

Engine Oil Level Sensor, water pump

  • OEM part number: 12671422
  • Quantity in car: 1
  • Regal Sportback. Canyon, Colorado. Express, savana. LaCrosse. Enclave. Acadia. Camaro. XT5. CT6. 5.3l. 2017-19. 5.3 & 6.2L. 3.0l, 3.6l. Silverado, sierra. 2.8L turbo diesel. Coupe, 3.6L, 2016-19. 2017-20 6.6L diesel. Included With Upper Oil Pan.

$21.29—22.17

Available in 36 shops

Add to cart

Engine Timing Cover, water pump

  • OEM part number: 12671403
  • Quantity in car: 1
  • 2017-19. Silverado, sierra. 2017-20 6.6L diesel. Position: Front

$63.77—66.22

Available in 36 shops

Add to cart

Engine Oil Pump Pickup Tube And Screen, water pump

  • OEM part number: 12671398
  • Quantity in car: 1
  • 2017-19. Silverado, sierra. 2017-20 6.6L diesel.

$19.24—19.99

Available in 36 shops

Add to cart

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