Gaskets & Sealing Systems for 2012 GMC Sierra 3500 HD
No.
Part # / Description / Price
Price
3
2007-2019 GM - Radiator Lower Insulator 
GM
GM Positions: Right
Notes: PARTS: Part included with condenser.
Description: 3.6L twin-turbo auxiliary radiator. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.72
$8.03
MSRP $11.72
$8.03
5
Air Conditioning Accumulator GM
GM Description: Without diesel. Silverado, sierra. 6.6l. Without aux temp controls. Tahoe, Yukon, Escalade. Manual Temperature Controls. Avalanche, Escalade EXT. Removes harmful moisture from the A/C refrigerant system
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
6
MSRP $22.10
$12.68
7
1993-2024 GM - Air Conditioning System Valve Core GM
GM Notes: PARTS: Part included with accumulator.
Description: Repair leaking A/C system, restore A/C function
Helps restore A/C Function
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
MSRP $13.62
$8.17
MSRP $13.62
$8.17
8
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with accumulator.
Description: 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
MSRP $30.36
$17.42
MSRP $30.36
$17.42
9
Air Conditioning Accumulator Insulator GM
GM Positions: Right
Description: With 6.6L diesel. 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
9
Air Conditioning Accumulator Insulator GM
GM Positions: Left
Description: With 6.6L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
10
1999-2014 GM - Air Conditioning Accumulator Bracket GM
GM Description: 6.6 & 8.1l. With 6.6L diesel. Without rear ac. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $36.88
$21.16
MSRP $36.88
$21.16
12
1999-2024 GM - Multi-Purpose O-Ring GM
GM Notes: PARTS: Part included with evaporator tube.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.24
$11.54
MSRP $19.24
$11.54
13
1993-2024 GM - Air Conditioning Service Valve GM
GM Notes: PARTS: Part included with evaporator tube.
Description: Repairs leaking A/C system
Restores A/C function
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
MSRP $11.50
$6.91
MSRP $11.50
$6.91
13
17
Air Conditioning Hose Assembly GM
GM Description: Silverado, sierra. Accumulator hose. 6.6l. With 6.6L diesel. 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
20
20
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with front AC hose.
Description: Professional, premium aftermarket replacement
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Manufactured to meet expectations for fit, form, and function
22
1999-2024 GM - 3/4 in Heater Core Tube Seal GM
GM Notes: PARTS: Part included with rear AC hose.
Description: Upper, large. Outlet tube. 3.6L. 2.4L. To compressor. 25mm. 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.00
$5.00
MSRP $8.00
$5.00
23
MSRP $558.39
$299.43
