Radiators, Coolers & Related Components for 2020 GMC Sierra 3500 HD
No.
Part # / Description / Price
Price
1
Acdelco™ Auxiliary Radiator 
GM
GM Description: 6.6L diesel, fuel cooling. Auxiliary. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
2
2020-2024 GM - Passenger Side Radiator Upper Bracket GM
GM Positions: Right
Description: 6.6L gas. 6.6L diesel, engine cooling. Helps align and secure your vehicle's radiator mount
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
Collision parts are designed to help promote proper and safe repair
MSRP $20.09
$13.88
MSRP $20.09
$13.88
2
2020-2024 GM - Driver Side Radiator Upper Bracket GM
GM Positions: Left
Description: 6.6L gas. 6.6L diesel, engine cooling. Helps align and secure your vehicle's radiator mount
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
Collision parts are designed to help promote proper and safe repair
MSRP $20.09
$13.88
MSRP $20.09
$13.88
3
2019-2024 GM - Radiator Upper Insulator GM
GM Positions: Left
Description: 6.6L gas. 6.6L diesel, engine cooling, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.79
$6.60
MSRP $8.79
$6.60
4
Radiator Lower Mount GM
GM Positions: Left
Notes: PARTS: Part included with radiator.
Description: 6.6L diesel, 2017-19. 6.6L diesel, engine cooling, center. 6.6L turbo diesel. 6.6L diesel 2015-16. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.79
$6.60
MSRP $8.79
$6.60
5
2020-2024 Chevrolet Silverado 2500 HD - Radiator Lower Insulator GM
GM Positions: Left
Notes: PARTS: Part included with radiator.
Description: 6.6L diesel, engine cooling, lower.
MSRP $16.16
$11.64
MSRP $16.16
$11.64
6
2011-2025 GM - Radiator Drain Petcock GM
GM Notes: PARTS: Part included with radiator.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $23.88
$16.44
MSRP $23.88
$16.44
9
2020-2024 GM - Radiator Inlet Hose Clamp GM
GM Description: 6.6L diesel, engine cooling, rear. Easy to install or remove
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $34.42
$23.70
MSRP $34.42
$23.70
11
2017-2024 GM - Radiator Hose Clamp GM
GM Notes: PARTS: Part included with lower hose.
Description: 2.8L. Easy to install or remove
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.70
$6.53
MSRP $8.70
$6.53
12
2010-2025 GM - Multi-Purpose Clamp GM
GM Notes: PARTS: Part included with lower hose.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Tank GM
GM Description: 6.6L diesel, engine cooling. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
MSRP $99.47
$66.10
MSRP $99.47
$66.10
15
MSRP $45.74
$31.49
16
2008-2025 GM - Multi-Purpose Clamp GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $12.22
$7.33
MSRP $12.22
$7.33
17
2020-2024 GM - Multi-Purpose Clamp GM
GM Description: 6.6L diesel, engine cooling, large. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $6.96
$4.96
MSRP $6.96
$4.96
18
2020-2024 GM - Engine Coolant Air Bleed Pipe GM
GM Description: 6.6L diesel, engine cooling. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $32.39
$21.18
MSRP $32.39
$21.18
20
MSRP $133.00
$87.10
