It could be the thermostat. Open up the radiator cap when it is hot and see if the water is flowing in the radiator. If it is not then it may be a thermostat.
Try the engine end of the upper radiator hose in a removable housing
Usually located in a removable housing at the engine end of the upper radiator hose
The thermostat is in the radiator. Open the radiator lid and pull the thermostat out.
Follow the main radiator hose located by the overflow tank. It should be where this hose attaches to the engine.
follow the top radiator hose to the engine. that is where your thermostat is. you will have to drain the radiator, remove the engine side of the hose and remove the thermostat housing to access it. remove thermostat clean mating surface of housing and engine, install thermostat, install housing, secure radiator hose, fill with coolant. start engine and check for leaks.
The thermostat that open at 195 F.
thermostat is located under radiator cap!
if you follow the radiator hoses til the end they are attached to the thermostat , and be advised they are usually tucked up and outta the way and very difficult to get to --good luck ---JAS
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.
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.
It is in the lower radiator hose
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.