Cooling System for 2022 Chevrolet Silverado 3500 HD
1. ACDelcoâ„¢ Auxiliary Radiator 
2. Reservoir Cap 
3. Cap 
4. Cap 
5. Cap 
6. Cap 
7. Cap 
8. Reservoir Cap 
9. Reservoir Cap 
10. Reservoir Cap 
11. Cap 
12. Cap 
13. Cap 
14. Cap 
15. Cap 
16. Cap 
17. Cap 
18. Cap 
19. Cap 
20. Cap 
21. Cap 
22. Cap 
23. Cap 
24. Cap 
25. Cap 
26. Cap 
27. Cap 
28. Cap 
29. Reservoir Cap 
30. Cap 
31. Cap 
32. Cap 
33. Cap 
34. Reservoir Cap 
35. Cap 
36. Reservoir Cap 
37. Reservoir Cap 
38. Reservoir Cap 
39. Reservoir Cap 
40. Reservoir Cap 
41. Cap 
42. Reservoir Cap 
43. Cap 
44. Cap 
45. Reservoir Cap 
46. Cap 
47. Cap 
48. Cap 
49. Reservoir Cap 
50. Reservoir Cap No.
Part # / Description / Price
Price
N/A
Radiator Shutter Assembly 
GM
GM Description: Upgrade your heavy-duty truck's cooling system with the genuine GM OEM radiator shutter assembly (MPN: 87830734), engineered to regulate engine temperature and improve fuel efficiency on select Silverado and Sierra models. This lower radiator shutter compo ...
$103.17
$103.17
N/A
Radiator Shutter Assembly GM
GM Description: Genuine GM OEM Radiator Shutter Assembly (MPN: 87830733) with active shutter technology for enhanced engine cooling efficiency on Chevrolet Silverado 2500 HD and 3500 HD pickup trucks. This upper radiator shutter assembly automatically regulates airflow to ...
$197.48
$197.48
N/A
Inlet Hose GM
GM Description: Genuine GM OEM Inlet Hose (MPN: 85699488) designed for Silverado and Sierra heavy-duty diesel trucks with 6.6L engines. This OEM cooling system component regulates fuel temperature on select 2500 HD and 3500 HD models through September 2024. Find the exact ...
MSRP $133.53
$88.76
MSRP $133.53
$88.76
N/A
Outlet Hose GM
GM Description: Genuine GM OEM Outlet Hose (MPN: 85119158) designed for 6.6L Duramax diesel fuel cooling systems in Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD models. This OEM fuel system component ensures proper coolant circulation and thermal management for ...
MSRP $197.46
$129.72
MSRP $197.46
$129.72
N/A
Engine Auxiliary Radiator GM
GM Description: The GM Engine Auxiliary Radiator (MPN: 84098260) is a genuine OEM fuel cooling component engineered for 6.6L diesel engines in Chevrolet Silverado and GMC Sierra heavy-duty trucks, including 2500 HD and 3500 HD models. This lightweight auxiliary radiator d ...
MSRP $316.67
$208.05
MSRP $316.67
$208.05
N/A
Radiator Drain Petcock GM
GM Description: # SEO-Optimized Product Description
The GM OEM Radiator Drain Petcock (MPN: 22790134) is the genuine factory replacement valve that controls coolant drainage from your vehicle's radiator system. This authentic General Motors part is engineered to factory ...
MSRP $24.48
$17.51
MSRP $24.48
$17.51
N/A
By-Pass Hose GM
GM Description: The GM OEM By-Pass Hose (MPN: 12737234) is an essential cooling system component designed for Chevrolet Silverado and GMC Sierra heavy-duty trucks, including 2500 HD and 3500 HD models. This genuine General Motors bypass hose directs coolant flow to mainta ...
MSRP $80.00
$45.56
MSRP $80.00
$45.56
N/A
Heater GM
GM Description: The Genuine GM OEM Heater (MPN: 12742345) is designed for select GM vehicles including ZR2 models, delivering reliable climate control and cabin warmth. This authentic General Motors factory part ensures proper heating system performance and maintains your ...
MSRP $134.35
$84.86
MSRP $134.35
$84.86
1
Engine Radiator GM
GM Description: # Engine Radiator - GM OEM Part
The Genuine GM OEM Engine Radiator (MPN: 85610318) is designed to efficiently cool your heavy-duty truck's engine by circulating coolant through the cooling system. This factory-original radiator fits Chevrolet Silverado an ...
MSRP $879.94
$575.49
MSRP $879.94
$575.49
2
Radiator Inlet Hose GM
GM Description: Genuine GM OEM Radiator Inlet Hose (MPN: 85122989) engineered to precise General Motors factory specifications for reliable coolant flow and thermal management. This original equipment manufacturer hose delivers exact fit and performance for select GM vehi ...
MSRP $37.85
$25.87
MSRP $37.85
$25.87
3
Hose GM
GM Description: The Genuine GM OEM Hose (MPN: 85056546) is a factory-original replacement hose engineered for heavy-duty performance in Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD trucks. This essential cooling or fluid transfer component maintains reliable ope ...
MSRP $175.56
$115.34
MSRP $175.56
$115.34
4
20 P.S.I. Radiator Surge Tank Cap GM
GM Description: # 20 P.S.I. Radiator Surge Tank Cap - GM OEM Part
The Genuine GM OEM 20 P.S.I. Radiator Surge Tank Cap (MPN: 13545896) is a factory-original cooling system component designed to maintain proper coolant pressure and prevent overflow in select GM vehicles. ...
MSRP $20.14
$12.00
MSRP $20.14
$12.00
5
Tank GM
GM Description: Upgrade your 6.6L diesel engine cooling system with the genuine GM OEM Tank (MPN: 85639732), engineered specifically for Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD models. This authentic General Motors coolant expansion tank maintains optimal e ...
MSRP $101.95
$67.78
MSRP $101.95
$67.78
6
Engine Coolant Thermostat GM
GM Description: Genuine GM OEM Engine Coolant Thermostat (MPN: 12680456) maintains optimal engine temperature for Silverado and Sierra 2500 HD and 3500 HD trucks equipped with 6.6L diesel engines. This 185-degree thermostat regulates coolant flow through the radiator syst ...
MSRP $16.72
$9.97
MSRP $16.72
$9.97
6
Engine Coolant Thermostat GM
GM Description: Genuine GM OEM Engine Coolant Thermostat (MPN: 12680457) designed for 6.6L diesel engines in Silverado and Sierra 2500 HD and 3500 HD pickup trucks. This 180-degree thermostat regulates engine coolant temperature to maintain optimal performance and fuel ef ...
MSRP $17.12
$10.20
MSRP $17.12
$10.20
7
Engine Coolant Thermostat O-Ring GM
GM Description: The GM OEM Engine Coolant Thermostat O-Ring (MPN: 12680544) is an essential sealing component engineered to prevent coolant leaks from your engine's thermostat housing. This genuine General Motors replacement part is specifically designed for 6.6L diesel e ...
MSRP $14.00
$8.34
MSRP $14.00
$8.34
8
Thermostat Housing GM
GM Description: GM OEM Thermostat Housing (MPN 12693295) is engineered for 6.6L Duramax diesel engines in Silverado and Sierra heavy-duty trucks, including 2500 HD and 3500 HD models. This genuine General Motors cooling system component regulates engine temperature by con ...
MSRP $209.30
$114.59
MSRP $209.30
$114.59
9
Water Outlet GM
GM Description: Genuine GM Water Outlet (MPN: 12706111) is an OEM-specification coolant component engineered to manage engine cooling system flow on select GM vehicles. This factory-original water outlet maintains precise coolant distribution and temperature regulation to ...
MSRP $91.26
$51.97
MSRP $91.26
$51.97
10
Engine Water Pump GM
GM Notes: Includes Thermostat Housing.
Description: Genuine GM OEM Engine Water Pump (MPN: 12680257) engineered for Silverado and Sierra 2500 HD and 3500 HD models equipped with 6.6L diesel engines. This factory-original water pump delivers reliable coolant circulation and leak-resistant performance to main ...
MSRP $296.72
$162.47
MSRP $296.72
$162.47
11
Water Pump Cover Seal GM
GM Description: The GM OEM Water Pump Cover Seal (MPN: 12643779) is an essential gasket component engineered to prevent coolant leaks in Silverado and Sierra diesel engines. Specifically designed for 6.6L Duramax diesel applications, this genuine GM part delivers reliable ...
MSRP $8.20
$4.89
MSRP $8.20
$4.89
11
Water Pump Outlet Pipe Gasket GM
GM Description: The GM OEM Water Pump Outlet Pipe Gasket (MPN: 12644927) is a genuine General Motors replacement gasket engineered for 2017-2019 Chevrolet Silverado and GMC Sierra heavy-duty trucks with 6.6L diesel engines, including both 2500 HD and 3500 HD models. This ...
MSRP $0.88
$0.52
MSRP $0.88
$0.52
12
Fan Blade GM
GM Description: # Product Description
This Genuine GM OEM Fan Blade (MPN: 84012677) is engineered to deliver optimal cooling performance for 6.6L diesel engines in heavy-duty pickup trucks. Specifically designed for Silverado and Sierra 2500 HD and 3500 HD models, this r ...
MSRP $283.61
$155.27
MSRP $283.61
$155.27
12
Acdelco™ Fan Blade GM
GM Description: 6.6L diesel. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
13
F (S)Clutch GM
GM Description: Upgrade your heavy-duty truck's transmission performance with the Genuine GM OEM F (S) Clutch (MPN: 85146155), engineered specifically for 6.6L diesel engines in 4WD configurations. This factory-original clutch assembly delivers reliable power transfer and ...
MSRP $667.41
$363.74
MSRP $667.41
$363.74
13
Fan Clutch GM
GM Description: The GM OEM Fan Clutch (MPN: 84963656) is a genuine engine cooling component engineered to regulate radiator fan speed and optimize engine temperature control on select Chevrolet Silverado and GMC Sierra heavy-duty trucks. This authentic General Motors part ...
MSRP $627.66
$342.07
MSRP $627.66
$342.07
14
Fan Shroud GM
GM Description: Upgrade your heavy-duty diesel truck's cooling system with the Genuine GM OEM Fan Shroud (MPN: 87868034), engineered for 6.6L diesel engines in Silverado and Sierra 2500 HD and 3500 HD models. This rear-mounted fan shroud directs airflow efficiently throug ...
MSRP $222.55
$146.22
MSRP $222.55
$146.22
14
Engine Cooling Fan Upper Shroud GM
GM Description: The GM OEM Engine Cooling Fan Upper Shroud (MPN: 84943756) is a genuine factory cooling component engineered to regulate engine temperature and optimize airflow across the radiator for peak thermal performance. This authentic General Motors part is specifi ...
MSRP $62.25
$42.71
MSRP $62.25
$42.71
14
Engine Coolant Fan Lower Shroud GM
GM Description: Upgrade your Silverado or Sierra's cooling system with the Genuine GM OEM Engine Coolant Fan Lower Shroud (MPN: 84082828), engineered specifically for 6.6L diesel engines in 2500 HD and 3500 HD models. This factory cooling fan shroud directs airflow throug ...
MSRP $69.92
$47.79
MSRP $69.92
$47.79