» » »

Pontiac Q&A

Ask Your Question

2007 Pontiac Grand Prix Question: My engine heats up in idle, cools when back on the road.

 

Question

yuckie82, 3.8L V6, Neenah, WI, February 18, 2012, 14:46
 Rookie

There has been a very slow leak on coolant, I'm thinking it's the thermostat. Any thoughts??

1 Answer
Flag This
  • Answer #1

    Christophermcne May 07, 2012, 07:32
     Rookie

    Could be the thermostat or water pump. It could also be an issue with the head gasket (check to see if your coolant is dirty looking).

    You should have your car looked at by a professional.

    Reply
    Flag This