Want this question answered?
Because it is a Pontiac. Sorry, man.
Coolant Temperature Sensor
Yes, there is a fuse for this. It should be labeled INST.
the gap setting is 50 55 no more.
The 2002 Pontiac Grand Prix SE has a normal operating temperature due to the engine. This is usually around 230 degrees.
Approx. 210
Temperature gauge not moved and the fan's always are working
There is 2 coolant sensors. 1 is for the temperature gauge and the other is for the computer to tell it what fuel mixture is needed.
195 degrees
Check the temperature sensor
check the power to gauge and the temperature sensor (tps). if no power broken wire or short to ground. if power to both areas bad gauge.
drop the gas tank and change the sending unit