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Originally Posted by mac_jns25
ok we have had bad weather the last few days(sub zero temps). car started fine, but temp shot up to redline. didnt have any heat(just blew cold air). finally the car died and wouldnt restart(overheated). then i heard this lound clunking noise coming from the radiator i think. oh yeah i had to add antifreeze as well but couldnt find any puddles under the car. anysuggestions??
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The temp shot up, heater blows cold air, he had to add antifreeze, and he's got a 3100.
I'm thinking Blown Lower intake gasket, and now that it has overheated, you will probably have to change the head gaskets, and get the heads checked for straightness.
Check your oil level. Is it over full?