Thread: SAD DAY for my Grand Prix

Originally Posted by Mater

think of ot as a free seafoam treatment lol

That's what I realized after doing all the gaskets and such... I decided to do a seafoam treatment. To my surprise, nothing came out. Makes sense, the water will steam clean the inside for you. I would never use water voluntarilly, but what's done is done.

Just call it a feature of these engines: Self steam cleaning feature.