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Vehicle Thermostats: Maintaining Engine Temperature Control

At AutoNation, we understand the importance of keeping your thermostat in good condition. This small but critical component regulates your engine's temperature, preventing both overheating and inefficient cold operation. Proper thermostat function ensures optimal engine performance and fuel efficiency while protecting vital engine components.

Recognizing Thermostat Problems

Your engine might run too hot or cold with a failing thermostat. If you notice temperature fluctuations or your radiator isn't maintaining proper coolant flow, your thermostat might need replacement. Quick action prevents costly engine damage.

Quality Replacement Options

Choosing the right thermostat matters for proper temperature control. While checking your cooling system, inspect your water pump for signs of wear. AutoNation stocks thermostats engineered to your vehicle's exact specifications.

Installation Considerations

Proper thermostat installation requires attention to detail. Ensure you check your cooling fans during replacement. Clean mounting surfaces thoroughly and use new gaskets to prevent coolant leaks.

Get back on the road in no time with genuine OEM parts from AutoNation.

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86824571 - : Inlet Pipe for GM Image

Inlet Pipe

GM 86824571
5.5L front cooling, outer.
$252.19
MSRP $338.97
Save $86.78
25.6% Off
12662187 - : Turbocharger Oil/Coolant Pipe Gasket for GM Image

Turbocharger Oil/Coolant Pipe Gasket

GM 12662187
2017-19, oil & coolant pipes. 6.6L diesel, oil lines. 3.6L twin-turbo, front turbo components, water return tube. Coupe, 3.6L...
$3.38
MSRP $4.60
Save $1.22
26.5% Off
55487817 - : Engine Coolant Outlet O-Ring for GM Image

Engine Coolant Outlet O-Ring

GM 55487817
CT5. 2019. 2.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$1.33
MSRP $2.06
Save $0.73
35.4% Off
84097810 - : Radiator Surge Tank Outlet Pipe for GM Image

Radiator Surge Tank Outlet Pipe

GM 84097810
2.0L, reservoir & hoses. Allows coolant to move through your vehicle's cooling system This GM Genuine Part is designed, engineered, and...
$17.87
MSRP $23.09
Save $5.22
22.6% Off
12556593 - : Engine Coolant Water Outlet for GM Image

Engine Coolant Water Outlet

GM 12556593
6 cylinder, with high output. Astro, Safari. Cpi, mpi. 4.3L. All models. Express, savana. 2003-14. This GM Genuine Part is designed,...
$15.82
MSRP $24.52
Save $8.70
35.5% Off
88891776 - : Engine Coolant Outlet Gasket for GM Image

Engine Coolant Outlet Gasket

GM 88891776
2.2L. Lower Housing. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors...
$7.02
MSRP $10.88
Save $3.86
35.5% Off
55516369 - : Control Valve for GM Image

Control Valve

GM 55516369
XT4. XT5. Envision. Acadia. Coolant flow control valve. 2021-25. 2.0L turbo. XT6.
$224.70
MSRP $317.91
Save $93.21
29.3% Off
23323535 - : Drive Motor Battery Coolant Pump Inlet Hose for GM Image

Drive Motor Battery Coolant Pump Inlet Hose

GM 23323535
Drive motor battery cooling, pump to reservoir. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$26.99
MSRP $37.58
Save $10.59
28.2% Off
25201448 - : Thermostat Housing for GM Image

Thermostat Housing

GM 25201448
Canyon, Colorado. Malibu. 2.5l. Incl.Gasket,Housing and Thermostat. LaCrosse. 2.0L turbo. Sedan, 2.5L. A kit containing a engine...
$87.07
MSRP $142.16
Save $55.09
38.8% Off
25199826 - : Thermostat Housing for GM Image

Thermostat Housing

GM 25199826
Aveo, Aveo5. 2009-11. G3. Engine Coolant Housing where a Thermostat is used but not included.
$266.56
MSRP $429.95
Save $163.39
38% Off
19420815 - : Engine Coolant Thermostat for GM Image

Engine Coolant Thermostat

GM 19420815
2018-23. 6.6L gas. Escalade ESV. An Engine Coolant Thermostat only, housing not included.
$45.30
MSRP $73.96
Save $28.66
38.8% Off
55493610 - : Water Outlet Bolt for GM Image

Water Outlet Bolt

GM 55493610
1.2L. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Engine Coolant Outlet Housing...
$3.19
MSRP $4.33
Save $1.14
26.3% Off
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