Cooling System for 2025 Cadillac CT4
No.
Part # / Description / Price
Price
N/A
Radiator Drain Petcock 
GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $23.88
$17.20
MSRP $23.88
$17.20
N/A
Auxiliary Pump GM
GM Description: CT5. 3.0l. CT4. 3.6L turbo, radiator mounted. 3.0L twin-turbo, radiator mounted, rwd.
3
Fan Assembly GM
GM Notes: Includes:Fan Blade, Motor & Shroud.
Description: 3.6L turbo. 6.2L. CT5. CT4.
MSRP $548.98
$301.94
MSRP $548.98
$301.94
6
Radiator Surge Tank GM
GM Description: 2.0L turbo. 2.7L turbo. 3.0L twin-turbo, main radiator. CT4. CT5. Helps maintain optimal engine operating temperatures
Designed to contain excess or an expansion of coolant
When needed, helps circulate more coolant into the coolant system
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $40.08
$27.42
MSRP $40.08
$27.42
9
Engine Coolant Thermostat Seal gm
gm Notes: Part Included With Thermostat Housing.
Description: Seals your vehicle's thermostat housing
Helps prevent coolant from leaking from the engine
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.74
$6.43
MSRP $10.74
$6.43
10
Thermostat Housing GM
GM Notes: Includes: Thermostat & Gasket.
Description: CTS. With vsport. CT4. ATS. With v-series. Coupe, 3.6L twin-turbo. Sedan, 3.6L twin-turbo.
MSRP $218.04
$119.92
MSRP $218.04
$119.92
12
Charge Air Cooler GM
GM Description: 2.7L turbo, auxiliary. 3.0L twin-turbo, auxiliary radiator. CT4. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $344.31
$215.89
MSRP $344.31
$215.89
12
Radiator GM
GM Description: Low temperature. 3.0L twin-turbo, radiator mounted. CT4. Center. 3.6L turbo, radiator mounted. CT5.
MSRP $377.61
$249.22
MSRP $377.61
$249.22
13
Radiator Coolant Hose GM
GM Description: 3.6L turbo, radiator mounted, #6. CT4. Left. Outlet. CT5. 6.2L, auxiliary. Auxiliary Radiator.
MSRP $107.49
$71.58
MSRP $107.49
$71.58
13
MSRP $72.97
$49.92
13
Radiator Coolant Hose GM
GM Description: 3.6L turbo, radiator mounted, #3. CT4. Right. Inlet. CT5. 6.2L, auxiliary. Auxiliary Radiator.
MSRP $56.41
$38.59
MSRP $56.41
$38.59
No.
Part # / Description / Price
Price
1
MSRP $548.98
$301.94
1
MSRP $564.11
$310.27