The thermostat on a 1998 Toyota Corolla is located next to the alternator. The alternator may have to be taken off to replace the thermostat.
It is under the housing where the lower radiator hose hooks to the engine.
Thermostat is located inside water outlet. You have remove the outlet if you want to replace the thermostat.
The thermostat is located on the engine on a 1998 GMC Sierra 1500 standard. The thermostat can be found by following the upper radiator hose directly to the thermostat,
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The thermostat in a 1998 Hyundai Accent is located on the engine block. The thermostat can be found by following the upper radiator hose to the thermostat housing.
On a 1998 2.8 Quattro it's located under the car in front of the right rear wheel
The thermostat on a 1998 Isuzu Trooper is located on the front of the motor. It is in the top radiator hose where it connects to the motor. To access the thermostat, the hose needs to be disconnected from the motor.
The thermostat can be found inside of the thermostat housing. The thermostat housing is located on the front of the engine.
The 1998 Lincoln Continental has a thermostat which measures the internal temperature of the engine. This is displayed on the dashboard.
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IN BETWEEN THE TIRE AND THE RIM