2002 PONTIAC SUNFIRE OVER HEATING

  • Tiny
  • cherleblanc
  • 2002 Pontiac Sunfire

Heater problem
2002 Pontiac Sunfire 4 cyl Front Wheel Drive Manual 170 00 miles

my car is overheating I put a new thermastat and water pump checked the readeater to make sure it wasnted cloged we r driving without the therastat it doesnt overheat until we put it back in. Any ideas what else I could try thank you cheryl

Monday, August 17th, 2009 AT 12:35 PM

1 Answer

  • Tiny
  • bluelightnin6
  • Expert
  • 17,063 posts

If it only overheats with the thermostat installed then make certain the thermostat is opening properly by testing it on a stove in water. Also ensure you are installing thermostat the correct direction

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Monday, August 17th, 2009 AT 12:44 PM

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