2002 Pontiac Grand Prix coolant

Tiny
DANK1490
  • MEMBER
  • 2002 PONTIAC GRAND PRIX
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 92,000 MILES
My coolant has been going on and off. I have plenty of coolant, it is not leaking. What could be the problem
Saturday, February 21st, 2009 AT 3:00 PM

1 Reply

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
Not sure what you mean "my coolant has been going on and off". If you mean the temp gauge, or overheating, then it could be thermostat, waterpump, or blockage in cooling system.
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Sunday, February 22nd, 2009 AT 8:31 AM

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