Radiator & Components for 2025 Cadillac CT5
1. Radiator 
2. Block Heater 
3. Upper Bracket Bolt 
4. Reservoir Cap 
5. Reservoir Cap 
6. Reservoir Cap 
7. Upper Baffle Bolt 
8. Radiator Support Access Cover Bolt 
9. Radiator Support Baffle Bolt 
10. Reservoir Cap 
11. Reservoir Cap 
12. Reservoir Cap 
13. Reservoir Cap 
14. Reservoir Cap 
15. Reservoir Cap 
16. Reservoir Cap 
17. Reservoir Cap 
18. Reservoir Cap 
19. Reservoir Cap 
20. Reservoir Cap 
21. Reservoir Cap 
22. Reservoir Cap 
23. Reservoir Cap 24. Lower Hose Clamp No.
Part # / Description / Price
Price
1
Engine Radiator 
GM
GM Description: GM Genuine Parts Engine Radiator (Part Number: 84511252) is a factory-engineered engine radiator assembly manufactured to GM OE specifications, featuring corrosion-resistant aluminum core design and lightweight construction for efficient heat transfer and ...
MSRP $458.33
$298.64
MSRP $458.33
$298.64
2
Radiator Upper Bracket GM
GM Positions: Left
Description: 2.0L turbo. 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 $21.96
$17.19
MSRP $21.96
$17.19
2
Radiator Upper Bracket GM
GM Positions: Right
Description: GM Genuine Parts Radiator Upper Bracket (Part Number: 84336316) is an upper radiator bracket for 2.0L turbo applications. It helps align and secure the radiator mount and is provided as an OEM replacement. Master description: BRACKET-RAD UPRApplication: 2. ...
MSRP $21.96
$17.19
MSRP $21.96
$17.19
3
Radiator Upper Insulator GM
GM Positions: Left
Notes: PARTS: Part included with upper bracket.
Description: GM Genuine Parts Radiator Upper Insulator (Part Number: 23182177) is a radiator mounting insulator designed to support the radiator while helping reduce vibration and noise. Function: Provides an upper mount cushion and insulates radiator assembly from cha ...
MSRP $9.01
$7.56
MSRP $9.01
$7.56
4
Radiator Lower Insulator GM
GM Positions: Left
Description: GM Genuine Parts Radiator Lower Insulator (Part Number: 84927360) is a lower insulator component for the radiator assembly that helps position and cushion the radiator and related hoses. OE-engineered for correct fit in specified applications. Function: Su ...
MSRP $9.13
$7.26
MSRP $9.13
$7.26
5
Radiator Drain Petcock GM
GM Notes: PARTS: Part included with radiator.
Description: GM Genuine Parts Radiator Drain Petcock (Part Number: 22790134) is an OEM radiator drain valve designed to allow controlled coolant draining for maintenance and service. Type: Radiator drain petcock / drain plugFunction: Enables controlled drainage of cool ...
MSRP $24.48
$19.09
MSRP $24.48
$19.09
7
Driver Side Upper Radiator Air Baffle GM
GM Positions: Left
Description: 2.0L turbo, side. Helps properly direct airflow
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $33.62
$23.66
MSRP $33.62
$23.66
8
Upper Radiator Air Baffle GM
GM Description: Helps properly direct airflow
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $51.29
$36.11
MSRP $51.29
$36.11
9
Lower Radiator Air Baffle GM
GM Description: 2.0L turbo. 2.7L turbo, main. Helps properly direct airflow
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $54.61
$38.45
MSRP $54.61
$38.45
10
Push-Pin GM
GM Description: GM Push-Pin (Part Number: 11589290) is an OEM-style push fastener intended for trim and panel retention applications. Use: Secures interior or under-hood trim, panels or components that use a push-fit retainer.Fit: Designed to fit specified hole sizes and ...
$44.40
$44.40
12
Black Diamond Multi-Purpose Retainer GM
GM Notes: PARTS: Part included with lower baffle.
Description: GM Black Diamond Multi-Purpose Retainer (Part Number: 1605396) is a push-in retainer used to secure trim and body components such as license-plate pockets or wheelhouse liners. Type: Push-in retainer / clipFunction: Secures interior or exterior trim compon ...
MSRP $10.36
$8.73
MSRP $10.36
$8.73
12
Push-Pin GM
GM Description: GM Push-Pin (Part Number: 11589289) is a push-on retainer used to secure trim, ducts or grille components in place. Type: Miscellaneous PartsFunction: Fast, non-threaded retention for plastic or sheet-metal componentsMaster description: RETAINER, FLR RR AI ...
$75.60
$75.60
13
Multi-Purpose Nut GM
GM Notes: PARTS: Part included with lower baffle.
Description: GM Multi-Purpose Nut (Part Number: 11548579) is a general-purpose nut used in various service and body applications; manufactured to OEM standards. Type: Multi-purpose nut (service fastener)Function: Provides secure fastening in various underhood and body applicationsQuality: Built to GM fastener specificationsWorld Parts Direct—an American company—offers competitive prices, compatibility guarantees, and OEM-backed technical support.
MSRP $8.81
$7.02
MSRP $8.81
$7.02
14
Driver Side Radiator Air Baffle GM
GM Positions: Left
Description: GM Genuine Parts Driver Side Radiator Air Baffle (Part Number: 84767445) is a radiator air baffle engineered to direct airflow properly through the cooling system for turbocharged engines. Application: Fits select 2.0L turbo and 2.7L turbo configurationsFu ...
MSRP $51.88
$36.52
MSRP $51.88
$36.52
14
Passenger Side Radiator Air Baffle GM
GM Positions: Right
Description: GM Genuine Parts Passenger Side Radiator Air Baffle (Part Number: 84767450) is a radiator air baffle that properly directs airflow at the passenger side to support cooling system efficiency. Function: Directs airflow to the radiator and adjacent cooling co ...
MSRP $42.51
$29.93
MSRP $42.51
$29.93
16
Radiator Hose Clamp GM
GM Description: ACDelco Radiator Hose Clamp (Part Number: 11601882) is a GM OE radiator inlet hose clamp used to secure radiator hoses in high-temp cooling circuits for specified engines. Type: Radiator Hose ClampFunction: Prevents coolant leaks by providing secure hose r ...
MSRP $4.67
$4.19
MSRP $4.67
$4.19
17
Lower Hose Clamp GM
GM Description: GM Genuine Parts Lower Hose Clamp (Part Number: 11548976) is an OE radiator hose clamp intended for securing coolant hoses and ensuring leak-free connections in the cooling system. Function: Secures radiator and coolant hoses to fittings to maintain a reli ...
MSRP $9.59
$8.05
MSRP $9.59
$8.05
19
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
$28.10
MSRP $40.08
$28.10
20
Multi-Purpose Insulator GM
GM Notes: PARTS: Part included with reservoir tank.
Description: GM Genuine Parts Multi-Purpose Insulator (Part Number: 22799347) is an OE-style insulator used with radiator surge tanks to reduce vibration and potential noise transfer. Function: Provides cushioning and isolation for the radiator surge tank/reservoirBene ...
MSRP $8.41
$7.06
MSRP $8.41
$7.06
22
Radiator Surge Tank Inlet Hose GM
GM Description: 2.0L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$42.18
$42.18
23
Multi-Purpose Hose Clamp GM
GM Description: 3.0L twin-turbo, main radiator. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $6.57
$5.92
MSRP $6.57
$5.92
23
Multi-Purpose Clamp GM
GM Description: GM Genuine Parts Multi-Purpose Clamp (Part Number: 90530642) is a throttle body / heater outlet inlet hose clamp designed to secure hoses in emissions and HVAC systems. Category: Emission Control PartsFunction: Provides secure hose clamping to prevent leak ...
$36.58
$36.58
24
Engine Coolant Temperature Sensor GM
GM Notes: PARTS: Part included with radiator.
Description: ACDelco Engine Coolant Temperature Sensor (Part Number: 55497116) is a cooling-system temperature sensor that informs engine controls and driver instrumentation. Type: SENSOR ASM-ENG COOL TEMP (PART OF COOLING SYSTEM)Function: Monitors engine coolant tempe ...
MSRP $13.26
$9.27
MSRP $13.26
$9.27