Cadillac DeVille Thermostat

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Cadillac DeVille Thermostat

Your DeVille is a classic beauty that draws eyes when you take it down the road. Don't let an overheating engine draw attention for the wrong reasons. To keep your car running smoothly and safely, keep it cool with a new Cadillac DeVille thermostat from AutoZone.

When you've been driving your car for ages, the thermostat is bound to being to fail from the many cycles or corrosion of age. Whether the thermostat is stuck open or closed or simply doesn't react quickly enough, lack of temperature regulation can wreak havoc on your Deville's engine. The helpful folks at AutoZone are available to help you find the thermostat replacement for Cadillac DeVille you need without breaking your budget. We have the experience necessary to offer sound advice for replacing DeVille thermostats and other parts to keep you on the road. Browse our in-store assortment and benefit from free battery charging and engine diagnostic testing at the same time.



Reviews for

Great Warranty


11 days ago

A good price for a lifetime replacement component that doesn’t require a certified installer. However, the gasket design on this unit was a little finicky.

What kind of vehicle do you drive? 2003 Cadillac Deville

Reviews for

Thermostat that meets OEM requirements.

Captain Kirk

3 months ago

The original thermostat would not open, as temperatures reached over 250 degrees, causing the failure of the lower radiator hose and engine to overheat. This thermostat included the rubber gasket to seal the the housing with.

What kind of vehicle do you drive? Cadillac sedan deville 1999