Temperature gauge

Asked by Shannon Jul 16, 2018 at 11:43 AM about the 2005 Pontiac Grand Prix GTP

Question type: Maintenance & Repair

I just got a 2005 Grand Prix and the temperature gauge
was going over half and a lot to red. I changed the
radiator and thermostat. It is still doing it any
suggestions?

2 Answers
42,940

Hornet_2497 answered 5 years ago

Look and see if your radiator cooling fans are coming on when it's reached full temperature. They should also come on with the A/C and Defrost functions.

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