Gaskets & Sealing Systems for 2025 Cadillac CT4
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring 
GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
1
MSRP $260.33
$170.49
2
Multi-Purpose Stud GM
GM Notes: PARTS: Part included with condenser.
Description: 6.6L diesel, short. Condenser & lines, 2.0L turbo. Condenser & lines, 2.7L turbo. 2.7L turbo, rwd. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.40
$7.58
MSRP $11.40
$7.58
3
Air Conditioning Receiver Drier GM
GM Notes: PARTS: Part included with condenser.
Description: Condenser & lines, 2.0L turbo. CT5. 3.0L. Condenser & lines, 2.7L turbo. CT4. 2.7l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $134.78
$77.33
MSRP $134.78
$77.33
4
A/C Refrigerant Discharge Hose GM
GM Description: Condenser & lines, 3.6L turbo. CT4. Front. 3.6l.
MSRP $259.33
$148.47
MSRP $259.33
$148.47
5
Multi-Purpose O-Ring GM
GM Notes: PARTS: Part included with front AC hose.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.24
$12.79
MSRP $19.24
$12.79
6
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with front AC hose.
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 $19.36
$12.87
MSRP $19.36
$12.87
7
MSRP $22.10
$14.48
9
Air Conditioning System Valve Core GM
GM Notes: PARTS: Part included with front AC hose.
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 $17.64
$11.73
MSRP $17.64
$11.73
10
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with front AC hose.
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
$19.89
MSRP $30.36
$19.89
11
Air Conditioning Evaporator Air Temperature Sensor GM
GM Notes: PARTS: Part included with front AC hose.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $14.76
$9.82
MSRP $14.76
$9.82
12
Air Conditioning Compressor Refrigerant Pressure Switch Seal (O-Ring) GM
GM Notes: PARTS: Part included with front AC hose.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $13.04
$8.67
MSRP $13.04
$8.67
13
Suction & Discharge Hose Assembly GM
GM Description: Rear. Liquid & suction line. CT4. 3.6l. Condenser & lines, 3.6L turbo.
MSRP $194.71
$111.71
MSRP $194.71
$111.71
15
Air Conditioning Compressor Hose Seal GM
GM Notes: PARTS: Part included with rear AC hose.
Description: 6.0L, large. 6.6L diesel, 2017-19, large. Type 1. 6.6L diesel, small. 6.6L gas, small. Condenser and components, 1.3L turbo. Condenser and components, 1.2L turbo. CT4. Corvette. 1/2. 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 $9.04
$6.15
MSRP $9.04
$6.15
17
Air Conditioning Service Valve GM
GM Notes: PARTS: Part included with rear AC hose.
Description: Upper, with low gwp. 6.2L, rear, without low gwp. 3.6L, rear, without low gwp. CT5. CT4. 3.0L, high pressure. Front section, 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $55.26
$33.36
MSRP $55.26
$33.36
No.
Part # / Description / Price
Price
15
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
10
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with rear AC tube.
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 $19.36
$12.87
MSRP $19.36
$12.87
15
Air Conditioning Service Valve Fitting Cap GM
GM Notes: PARTS: Part included with rear AC tube.
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
No.
Part # / Description / Price
Price
14
Air Conditioning Line 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
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 $19.36
$12.87
MSRP $19.36
$12.87
14
19
Air Conditioning Service Valve Fitting Cap 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
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
$19.89
MSRP $30.36
$19.89
No.
Part # / Description / Price
Price
No.
Part # / Description / Price
Price
1
MSRP $216.11
$141.08
8
Cabin Air Filter GM
GM Description: Equipped with long media in the non-woven material/compound media in order to capture particles while increasing air flow
Has a multi-layered construction that creates 'separated' media in order to contain particles
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $55.78
$33.68
MSRP $55.78
$33.68
10
Air Conditioning Evaporator Upper Case GM
GM Description: Upper. 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 $131.86
$75.65
MSRP $131.86
$75.65
11
Air Conditioning Evaporator Lower Case GM
GM Description: Lower. 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 $64.32
$44.28
MSRP $64.32
$44.28
13
Blower Motor GM
GM Description: CT4. CT5. Permanently lubricated, self-aligning bearings designed for long life and dependable performance
Manufactured to GM OE specification for fit, form, and function
13
MSRP $401.18
$218.93
14
Air Conditioning Evaporator Case Drain Tube GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $33.28
$21.80
MSRP $33.28
$21.80
18
MSRP $66.12
$39.92
19
MSRP $66.12
$39.92
20
Air Conditioning Wiring Harness GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $163.89
$107.22
MSRP $163.89
$107.22
21
Air Conditioning Evaporator Air Temperature Sensor GM
GM Description: Front. CT4. Evaporator. Corvette. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $60.56
$36.56
MSRP $60.56
$36.56
26
Air Conditioning Evaporator Thermal Expansion Valve Kit GM
GM Notes: PARTS: Part included with evaporator core.
Description: CT4. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $121.34
$69.62
MSRP $121.34
$69.62
28
Expansion Valve Seal GM
GM Notes: PARTS: Part included with expansion valve.
Description: CT4. Envision. Seal. Traverse. Front ac. All Required. 5/8". Acadia. 2.5l.
MSRP $8.00
$5.44
MSRP $8.00
$5.44
28
Air Conditioning Compressor Hose Seal GM
GM Notes: PARTS: Part included with expansion valve.
Description: 6.0L, large. 6.6L diesel, 2017-19, large. Type 1. 6.6L diesel, small. 6.6L gas, small. Condenser and components, 1.3L turbo. Condenser and components, 1.2L turbo. CT4. Corvette. 1/2. 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 $9.04
$6.15
MSRP $9.04
$6.15
28
MSRP $22.10
$14.48
28
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with expansion valve.
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 $19.36
$12.87
MSRP $19.36
$12.87
29
Multi-Purpose Stud GM
GM Notes: PARTS: Part included with expansion valve.
Description: 6.6L diesel, short. Condenser & lines, 2.0L turbo. Condenser & lines, 2.7L turbo. 2.7L turbo, rwd. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.40
$7.58
MSRP $11.40
$7.58
Related Parts
Part # / Description / Price
Price