Luigi wrote:
>
> My girlfriend has a 89 civic si, the upper radiator hose blew yesterday so I
> changed it and bleed the air out of the system. At the same time I changed
> the radiator cap. Now after 15min drive, the coolant is boiling in the
> reservoir but the engine is not overheating. The thermostat is two months
> old, the fan is working.
>
> Anyone know what it could be??

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It's just trapped air expanding past the cap and bubbling into the
expansion tank. When the engine cools down, it will suck some of the
coolant into the rad and the level in the expansion tank will drop, so
you must check it tomorrow A.M.

'curly'

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