I have a 95 grand am less then 137,000 miles
3 Answers
Need answers new water pump new thermostat the only thing I have not replaced is heater core
Do you hear the radiator fan come on? Try this,, the next time it happens turn the defroster on .. the radiator fan will come on full speed once the AC is on and defrost uses the AC
Maybe your heater core is blocked and is not letting coolant flow freely through it.