Off the water pump
check this site------>
how do you know when thermostat is bad in 19997 Pontiac sunfire
how to check fuse for horn in a 1998 Pontiac sunfire
thermostat? engine size?
I have a 98 GT it was underneath yhe car just follow the water hose
It is in the lower radiator hose
less heat in your car
See stvndberryhill's answer under 1998 Pontiac Sunfire horn relays. This answer applies to all year models of Pontiac Sunfires.
A lack of water in your cooling system will cause your 2002 Pontiac Sunfire to overheat. A malfunctioning thermostat can also cause it to overheat.
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