Your anti freeze collant level sensor if the same as a Chevy impala is mounted under the transmission cooling line on the radiator
it is located below thermostat on driver side.
it should be right beside the thermostat its a 2 wire sensor usually with a blue insert on it
Low coolant or a defective sensor
On a 1997 Pontiac Grand Prix GTP, the low coolant sensor is typically located in the coolant reservoir tank. It is usually mounted on the side of the tank and is designed to monitor the coolant level. To access it, you may need to remove the reservoir from its mounting position. Always ensure the engine is cool and the system is depressurized before attempting any maintenance.
low antifreeze , or faulty coolant sensor .
The PCV valve is located under the MAP sensor on a 1990 Pontiac Grand Prix. The MAP sensor is in the upper plenum.
wher is location of heat sensor on 2003 grand prix 3100
It's due to the sensor going bad. Should be in the radiator
The 1991 Pontiac Grand Prix oxygen sensor is located on the outside of the air filter housing. You will find the sensor on the back side of the air filter housing.
The 1996 Pontiac Grand Prix cooling fan sensor is located on the front of the engine. The fan sensor can be found just above the thermostat.
there isn't a crankshaft position sensor on a 3.8l motor in a 1999 Pontiac grand prix according to the manual
The low coolant sensor in a Pontiac Grand Prix is designed to monitor the coolant level in the reservoir and alert the driver if it falls below a safe threshold. If the sensor is faulty or the coolant level is indeed low, it may trigger a warning light on the dashboard. Regularly checking and maintaining the coolant level can help prevent engine overheating and damage. If you experience a persistent warning despite proper coolant levels, the sensor may need inspection or replacement.