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
Radiator Drain Plug.
Radiator Drain Plug.
MSRP $24.48
$19.02
MSRP $24.48
$19.02
N/A
Engine Block Heater GM
GM Description: Express, savana. 5.3, 6.2L, engine block. Silverado, sierra. CTS. Malibu. 2.7L turbo, engine block. 4.3L, engine block. 3.0L diesel, engine block. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Device to heat the engine while not in operation.
Device to heat the engine while not in operation.
MSRP $93.55
$65.33
MSRP $93.55
$65.33
3
Fan Assembly GM
GM Notes: Includes:Fan Blade, Motor & Shroud.
Description: 2.0L turbo. 2.7L turbo. 3.0L twin-turbo. CT4. CT5.
MSRP $463.98
$288.83
MSRP $463.98
$288.83
5
Thermostat Bypass Hose GM
GM Description: 2.0L turbo. CT4. 2019. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $83.46
$52.79
MSRP $83.46
$52.79
7
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
A container that holds engine coolant.
A container that holds engine coolant.
MSRP $40.08
$30.42
MSRP $40.08
$30.42
8
Auxiliary Water Pump Inlet Pipe GM
GM Description: 2.0L turbo. CT4. Auxiliary water pump inlet. 2019. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $47.30
$35.90
MSRP $47.30
$35.90
8
Engine Coolant Air Bleed Pipe GM
GM Description: 2.0L turbo. CT4. Engine cool air bleed. Transversal engine. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
MSRP $48.11
$34.69
MSRP $48.11
$34.69
8
Engine Coolant Air Bleed Pipe GM
GM Description: 2.0L turbo. CT4. Engine cool air bleed. Longitudinal engine. 2019. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Engine Coolant Bypass Pipe.
Engine Coolant Bypass Pipe.
MSRP $51.25
$38.90
MSRP $51.25
$38.90
9
MSRP $127.65
$95.35
10
Engine Coolant Heater Exhaust Pipe GM
GM Description: 2.0L turbo. Exhaust heater outlet. CT4. Allows coolant to move through your vehicle's cooling system
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
MSRP $200.29
$142.13
MSRP $200.29
$142.13
11
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 $352.92
$246.43
MSRP $352.92
$246.43
12
Radiator Outlet Hose GM
GM Description: CT4. Without extra capacity cooling. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $110.37
$82.44
MSRP $110.37
$82.44
12
Radiator Outlet Hose GM
GM Description: 2.0L turbo. CT4. With extra capacity cooling. CT5. Helps maintain optimal temperatures
Designed to withstand high temperatures
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $22.69
$17.62
MSRP $22.69
$17.62
13
Engine Radiator GM
GM Description: 2.0L turbo. CT4. CT5. Lightweight; the radiators have a positive heat transfer to weight ratio
Corrosion-resistant aluminum designed core helps optimize the radiators long lasting
Manufactured to GM OE specification for fit, form, and function
Radiator.
Radiator.
MSRP $458.33
$336.88
MSRP $458.33
$336.88
14
Radiator Inlet Hose GM
GM Description: 2.0L turbo. CT4. With extra capacity cooling. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $23.54
$18.29
MSRP $23.54
$18.29
14
Radiator Inlet Hose GM
GM Description: CT4. Without extra capacity cooling. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $83.82
$62.61
MSRP $83.82
$62.61
15
MSRP $285.54
$174.89