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Q: replace thermostat on 2001 Buick LeSabre

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what is cost to replace the thermostat?
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It is about $125-$150. Depends on how dirty the coolant is and if it needs to be flushed. GM cars use dexcool and it needs to be flushed and replaced by about 60k or it can become sludgy.

here are some shops:

https://repairpal.com/directory?address=54304&car_brand_names=Buick
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