Low coolant light

Tiny
STUECKWOMAN
  • MEMBER
  • 2002 PONTIAC GRAND PRIX
  • 6 CYL
  • 85,000 MILES
My low coolant light comes on randomly and I have checked the levels are good. What could be wrong? Thanks Debbie
Saturday, January 22nd, 2011 AT 10:15 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,200 POSTS
There is a sensor in the overflow jug that turns the light in when the level is low. If it is full and the light is still coming on, chances are the swith is going bad or corroded.
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Monday, February 14th, 2011 AT 2:48 PM

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