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hey everyone, thanks for posting. Eventually I gave up diagnosing the problem myself and took it to a shop. The mechanic called with bad news: blown head gasket, warped header, and a melted radiator (but not leaking). I wish I knew if the car overheated because the head gasket blew or if the...

Actually, has anyone had this problem. I replaced the thermostat (i assume the factory t-stat) that had a small hole in it. The new one from Napa didn't. I've read that the hole helps air bubbles pass through when you refill the coolant system and that you should drill a hole in it if there...

I have 2002 Mazda Protege5 2.0L. My wife was driving the car home from work when it began to overheat. I don't know the last time the coolant was replaced, but we bought the car 2 years ago so it's at least that old (I know that's stupid). I put a cleaner through and flushed the system...