Mechanics

PONTIAC GRAND PRIX HEATER PROBLEM

2004 Pontiac Grand Prix • 23,300 miles

My temper gauge goes up to hot, steam comes out on radiator side and the heater not working. What be wrong are do I need to change heater sensor
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Guest
December 6, 2012.



Suspect thermostat

Docfixit
Dec 6, 2012.


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