Pontiac Grand Prix

99 Grand Prix low coolant light keeps coming on and going off you check the radiator and it is full just replaced the lower intake gasket and installed new intake plenum the light was on before this?

User Avatar
Wiki User
2006-07-12 15:23:55

just a suggestion and you probably already looked but newer cars

sometimes have a sensor in or on the overflow tank Did you check to

see if level is between min and max


Copyright © 2020 Multiply Media, LLC. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply.