At the top of the main radiator hose. Just like most cars. This is where it must be in order to prevent and allow coolant from entering the engine.
Should be a removable housing at the engine end of the upper radiator hose
If your vehicle is equipped with the 4.2ltr 6 cylinder, the thermostat and housing are replaced together, located on the side of engine block behind alternator.
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
The thermostat housing is on the drivers side of the engine. It is where the bottom radiator hose connects to the engine.
It is located behind the alternator just above the thermostat. You will need to take the alternator off to be able to reach and change the sensor.
The thermostat is located inside of the top radiator inlet. The inlet is behind the alternator, and the alternator will have to be removed.
It is on the left or right side of the truck by the fender well on the engine.
thermostat is located behind the alternator on the drivers side bottom hose 2 bolts and the thermostat and aluminum is one peace cost is around $50.00 at NAPA
Coolant Temperature Sensor/Switch (For Computer)Engine, Left Front
Engine coolant Sensor is bad. I have the same error on my 2005.
it is located to the front of the engine on the drivers side..