Cooling System for 2025 Chevrolet Trailblazer
No.
Part # / Description / Price
Price
N/A
Radiator Drain Petcock 
GM
GM Description: # SEO-Optimized Product Description
The GM OEM Radiator Drain Petcock (MPN: 22790134) is the genuine factory replacement valve that controls coolant drainage from your vehicle's radiator system. This authentic General Motors part is engineered to factory ...
MSRP $24.48
$17.51
MSRP $24.48
$17.51
N/A
Block Heater GM
GM Description: Genuine GM OEM Block Heater (MPN: 55511972) designed to provide reliable engine warming for cold-start performance on select Chevrolet and GMC models including the Encore GX, Trailblazer, Trax, and Envista. This essential block heater plugs into standard 1 ...
MSRP $196.44
$122.63
MSRP $196.44
$122.63
1
Control Module GM
GM Notes: Includes: Cooling Fan Blade, Motor & Shroud.
Description: The GM OEM Control Module (MPN: 42845589) is a genuine factory replacement component designed to manage critical engine and transmission functions on select Chevrolet vehicles including the Encore GX with 1.2L engine and Trailblazer with 3.6L engine. This ...
MSRP $110.32
$61.12
MSRP $110.32
$61.12
2
Cap GM
GM Description: Genuine GM OEM Expansion Tank Cap (MPN: 13544913) is a factory-original coolant reservoir cap designed for pressurized cooling systems in select Chevrolet and GMC vehicles. This essential engine component maintains proper coolant pressure and prevents over ...
MSRP $8.28
$4.93
MSRP $8.28
$4.93
3
Reservoir Tank GM
GM Description: Genuine GM OEM Reservoir Tank (MPN: 13545831) is a factory-original fluid containment component designed for select GM vehicles including the Trailblazer, Encore GX, and Trax equipped with 1.3L and 1.2L turbo engines. This essential reservoir tank maintain ...
MSRP $18.55
$13.27
MSRP $18.55
$13.27
4
Acdelco™ Thermostat GM
GM Notes: Includes: Housing.
Description: Incl.Gasket,Housing and Thermostat. Encore GX. Trailblazer. 1.2L. Trax. Envista.
4
Thermostat GM
GM Notes: Includes: Housing.
Description: Genuine GM OEM Thermostat (MPN: 25205415) is engineered to maintain optimal engine operating temperature across multiple GM vehicle platforms including the Encore GX, Trailblazer, Trax, and Envista with 1.2L engines. This essential cooling system component ...
MSRP $60.15
$34.25
MSRP $60.15
$34.25
5
Engine Coolant Thermostat Gasket GM
GM Description: The GM OEM Engine Coolant Thermostat Gasket (MPN: 55487536) is a genuine replacement seal designed for 1.2L engines and engineered to prevent coolant leaks at the thermostat housing. This authentic General Motors part ensures proper engine cooling system p ...
MSRP $37.69
$22.47
MSRP $37.69
$22.47
6
Water Outlet GM
GM Description: The GM Genuine Water Outlet (MPN: 55512491) is an OEM cooling system component engineered for 1.2L GM engines to manage coolant flow and temperature regulation. This authentic General Motors part ensures reliable performance on select GM vehicles and meets ...
MSRP $32.50
$19.37
MSRP $32.50
$19.37
7
Heater Hose GM
GM Description: Genuine GM OEM Heater Hose (MPN: 42747419) is engineered to deliver hot coolant from your vehicle's heater core on select 1.2L turbo GM models including the Trailblazer and Encore GX. This inlet heater hose is a critical cooling system component that ensur ...
MSRP $39.30
$23.42
MSRP $39.30
$23.42
7
Heater Outlet Hose GM
GM Description: The GM OEM Heater Outlet Hose (MPN: 42747421) is a genuine General Motors replacement part designed for 1.2L engine applications, specifically fitting rear heater system configurations on select GM vehicles. This authentic OEM heater hose delivers factory- ...
MSRP $57.12
$32.53
MSRP $57.12
$32.53
7
Outlet Hose GM
GM Description: Genuine GM OEM Heater Outlet Hose (MPN: 42732072) for Chevrolet Trailblazer, Trax, and Envista models equipped with 1.2L turbo engines. This OEM auxiliary water pump hose directs coolant flow from the front-mounted heater system and is essential for mainta ...
MSRP $21.32
$12.71
MSRP $21.32
$12.71
7
Inlet Hose GM
GM Description: # Product Description
This genuine GM OEM inlet hose (MPN: 42732071) is engineered to deliver coolant from the auxiliary heater water pump to the heating system in select GM vehicles, including the Trailblazer and Trax models equipped with 1.2L turbocharg ...
MSRP $21.84
$13.02
MSRP $21.84
$13.02
8
F (S)Hose GM
GM Description: # Product Description
The Genuine GM OEM F(S)Hose (MPN: 42822120) is an essential cooling system component designed for 1.2L turbocharged engines in select GM vehicles including the Encore GX and Trailblazer. This OEM hose maintains proper coolant circula ...
MSRP $19.37
$13.85
MSRP $19.37
$13.85
9
Engine Radiator GM
GM Description: Upgrade your Chevrolet Encore GX or Trailblazer with this genuine GM OEM engine radiator (MPN: 42771759), engineered to deliver reliable cooling performance and optimal engine temperature regulation. This authentic General Motors radiator replacement is de ...
MSRP $316.59
$208.00
MSRP $316.59
$208.00
10
Radiator Shutter Assembly GM
GM Description: Genuine GM OEM Radiator Shutter Assembly (MPN: 60009132) is designed to optimize engine cooling efficiency by regulating airflow through the radiator on select Chevrolet and GMC vehicles. This authentic General Motors part is engineered for precise thermal ...
$125.93
$125.93
11
Radiator Inlet Hose GM
GM Description: # Product Description
Genuine GM OEM Radiator Inlet Hose (MPN: 42732064) is engineered to factory specifications for reliable coolant circulation in your vehicle's cooling system. This original equipment manufacturer hose maintains proper fit, form, and f ...
MSRP $23.32
$16.68
MSRP $23.32
$16.68
12
Engine Auxiliary Water Pump GM
GM Description: The Engine Auxiliary Water Pump (MPN: 13551861) is a genuine GM OEM component engineered to circulate coolant through auxiliary heating and engine cooling circuits on select GM vehicles including the Enclave and Encore GX. This replacement water pump maint ...
MSRP $138.80
$76.90
MSRP $138.80
$76.90
13
Water Pump Assembly Gasket Set GM
GM Description: Ensure optimal engine cooling performance with the Genuine GM OEM Water Pump Assembly Gasket Set (MPN: 55511228), designed specifically for Chevrolet Trailblazer models equipped with 1.2L turbo engines. This authentic General Motors gasket set provides rel ...
MSRP $155.07
$97.94
MSRP $155.07
$97.94
14
F (S)Pump GM
GM Description: Upgrade your Encore GX or Trailblazer with the genuine GM OEM fuel pump (MPN: 25207420), engineered to deliver reliable fuel system performance and optimal engine efficiency. This authentic General Motors fuel pump replacement part is designed specifically ...
MSRP $242.66
$132.86
MSRP $242.66
$132.86
15
Water Pump Assembly GM
GM Description: The Genuine GM OEM Water Pump Assembly (MPN: 25204277) is engineered to maintain optimal coolant circulation and engine temperature regulation in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista models. This factory-original water ...
MSRP $223.77
$122.51
MSRP $223.77
$122.51