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Bad heat

(2002 Pontiac Montana)
in Canadian, OK on December 28, 2009
heater blows cold air at idle warms as soon as i rev even couple hundred rpm
Displaying 1 answers & 1 comments
Popular Answer
on December 28, 2009
Check the coolant level, if it is low this will occur.
on December 29, 2009
thanks for the help but level is ok changed thermostat and bled system still the same
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