because something in the coolant system has failed or is damaged, IE: hoses, radiator, water pump, head gasket. This is probably causing an overheating condition. If not, it will soon.
Check to see if there is water in the engine oil. If so, it will look milky and indicates a failed head gasket. This is serious and needs to be addressed before you drive the car any further.
how to check fuse for horn in a 1998 Pontiac sunfire
its right next to the valve cover on the driver side behind the coolant sensor
Low coolant?Bad sensor?
See stvndberryhill's answer under 1998 Pontiac Sunfire horn relays. This answer applies to all year models of Pontiac Sunfires.
check this site------>
Off the water pump
R134a
I have a 1998 Pontiac Grand AM GT that coolant sensor went bad. So how do you change it with out breaking the coolant
Bad sensor? == ==
22 and 17
Yes
the 98 sunfire haz a 57.2 litre gas tank