Questions & Answers for: Buick Park Avenue dexcool

...level sensor. It snaps into the radiator tank and is easy to replace when cold. Buick, GM, uses Dexcool in these vehicles. Dexcool is know for melting your intake gaskets Thus allowing coolant ...

...highly recommend th anti-freeze labeled "for all makes and models" much better for longevity...the dexcool is not good for gaskets and seals...:( Hope this

1997 Buick park ave why is my coolant brown It should be orange if it Dexcool. Which all aluminum head GM engines switched too. If typical (green) antifreeze is added to dexcool, it goes thru a ...