at the end of the top hose from the radiator under that ball like connection to the head
thermostat is located under radiator cap!
The thermostat is in the radiator. Open the radiator lid and pull the thermostat out.
The last model year for a Pontiac sunbird was 1995. It was replaced by the Pontiac Sunfire, which is no longer in production either.
the part with the spring goes towards the motor,
Most thermostats are located in the thermostat housing which is at the lower end of the large top radiator hose.
The thermostat is located near the intake on a 1999 Pontiac Grand Am GT. The thermostat can be located by following the upper radiator hose directly to the thermostat.
Pontiac Sunbird was created in 1975.
Thermostat is the whole water outlet on the waterpump.
Stuck thermostat, clogged radiator.
Pontiac Sunbird Pontiac Sunbird
The 1999 Pontiac Bonneville thermostat is located on the front of the engine, near the bottom. You can follow the top radiator hose from the radiator to the thermostat housing.
The thermostat is located inside the radiator. Remove the radiator cap and pull the thermostat up. Remember to put the replacement thermostat in the same position push the new thermostat down in the radiator. The O-ring gasket will automatically seal.