2001 over heat

Asked by Jan 24, 2015 at 12:04 PM about the 2001 Pontiac Sunfire SE

Question type: Maintenance & Repair

2001 sunfire 2.2 coolant full no air in system fan works over heating running and idle how do i check thermostat with out removal

1 Answer

148,595

Start car cold with radiator cap open. Allow to warm up, may take a few minutes and watch.. if you see coolant begin to flow in to radiator the thermostat is opening ..if it begins to heat up with no flow thermostat is not opening

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