1997 Cadillac Eldorado Q&A

1997 Cadillac Eldorado Question: is there a special corrosion inhibitor for cooling system to prevent head gasket

no failure at this time. have 50,000 miles on car & want to prevent head gasket failure. -
Answer 1
they sell several but i don't think any work.the alium heads and steel block do not go well together and the dexcool coolant doesn't help much. -
Answer 2
blue devil -