Cooling System for 2025 Chevrolet Trailblazer
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 $23.88
$18.49
MSRP $23.88
$18.49
N/A
Block Heater GM
GM Description: Trailblazer. Encore GX.
Device to heat the engine while not in operation.
Device to heat the engine while not in operation.
MSRP $191.65
$135.48
MSRP $191.65
$135.48
1
Fan Control Module GM
GM Notes: Includes: Cooling Fan Blade, Motor & Shroud.
Description: Encore GX. 1.2L. Trailblazer. 3.6L.
MSRP $107.62
$65.92
MSRP $107.62
$65.92
2
Radiator Surge Tank Cap GM
GM Description: Trailblazer. Encore GX. Trax. Envista. Expansion tank cap. Location-Reservoir. 1.3L turbo, reservoir & hoses. 1.2L turbo.
MSRP $8.08
$5.21
MSRP $8.08
$5.21
3
Reservoir Tank GM
GM Description: 1.3l turbo. Trailblazer. 1.2L. Encore GX.
A container that holds engine coolant.
A container that holds engine coolant.
MSRP $18.10
$14.01
MSRP $18.10
$14.01
4
Engine Coolant Thermostat GM
GM Notes: Includes: Housing.
Description: 1.2L. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
5
Engine Coolant Thermostat Gasket GM
GM Description: 1.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $37.69
$24.32
MSRP $37.69
$24.32
6
Water Outlet GM
GM Description: 1.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Engine Coolant Outlet Flange.
Engine Coolant Outlet Flange.
MSRP $31.70
$20.45
MSRP $31.70
$20.45
7
Heater Outlet Hose GM
GM Description: 1.2L, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $57.12
$35.99
MSRP $57.12
$35.99
7
Heater Inlet Hose GM
GM Description: Trailblazer. Encore GX. Heater. Inlet. 1.2L turbo, rear.
MSRP $38.34
$24.73
MSRP $38.34
$24.73
7
Outlet Hose GM
GM Description: Trailblazer. Trax. Heater water aux pump hose. Outlet. Envista. Htr wat aux pump hose. 1.2L turbo, front.
MSRP $20.80
$13.42
MSRP $20.80
$13.42
7
Inlet Hose GM
GM Description: Trailblazer. Trax. Heater water aux pump hose. Inlet. Envista. Htr wat aux pump hose. 1.2L turbo, front.
MSRP $21.84
$14.09
MSRP $21.84
$14.09
8
MSRP $18.90
$14.63
9
MSRP $308.87
$229.80
10
Radiator Shutter Assembly GM
GM Description: Trailblazer. Encore GX. 1.3l turbo, without lt. 1.2L, l, LS. 1.2L turbo, radiator & mounting. 1.3L turbo, radiator & mounting.
$111.17
$111.17
11
Radiator Inlet Hose GM
GM Description: 1.2L.
Manufactured to GM OE specification for fit, form, and function
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $22.75
$17.61
MSRP $22.75
$17.61
12
Engine Auxiliary Water Pump GM
GM Description: Enclave. Reservoir & hoses. 1.2L. Encore GX. HVAC System.
MSRP $135.42
$83.96
MSRP $135.42
$83.96
13
Water Pump Assembly Gasket Set GM
GM Description: 1.2L. Trailblazer.
Gasket for Water Pump.
Gasket for Water Pump.
MSRP $127.30
$89.97
MSRP $127.30
$89.97
14
MSRP $236.74
$146.78
14
15
Water Pump Assembly GM
GM Description: 1.2L. Encore GX. Trailblazer.
Main Engine Water Pump.
Main Engine Water Pump.
MSRP $223.77
$138.73
MSRP $223.77
$138.73
Related Parts
Part # / Description / Price
Price
Multi-Purpose Hole Plug GM
GM Description: 5/8". Location-Engine Block. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Plug that prevents the engine block or cylinder head from cracking in case of freezing coolant. Also used to plug the casting holes from production.
Plug that prevents the engine block or cylinder head from cracking in case of freezing coolant. Also used to plug the casting holes from production.
MSRP $7.94
$5.83
MSRP $7.94
$5.83