coolant boil in overflow bottle

CADILLAC DEVILLE
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WYORK
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  • 6 POSTS
I havd a 1975 cadalic deville that recently overheated, I replaced the thermostat, waterpump, radiator and top & bottom hoses all new. after replacement drove car for about 30 minutes opened hood to check for leaks and coolant/water was boiling in the overflow bottle. does not happen until engine is turned off,
Jun 24, 2006 at 2:51 AM
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UNCLEWOOTSIE
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have the system pressure tested, also you can start the vehicle and remove the radiator cap (WHILE ENGINE IS STILL COOL) ANand look for bubbles ,the problem you discribed sounds like a blown head gasket
Aug 14, 2006 at 4:09 AM
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