temperature gauge

Asked by bdog57 Aug 18, 2013 at 01:14 PM about the 1999 Pontiac Grand Prix 4 Dr GT Sedan

Question type: Maintenance & Repair

my 1999 grand prix, temperature gauge goes all the way to hot when the car is first turned
and stays there until the key is turned off

1 Answer
90

Bigmunee answered 5 years ago

Same problems. I replaced the coolant temp sensor, new thermostat, new coolant level sensor, flushed and filled the system.. my gauge still goes all the way up about 10 sec after I start the car and I still get a low coolant level light too... I dont know what to do next.. any ideas??

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