Engine Thermostat: Notes
WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, and 1995 Dodge Caravan. However, it is still accessible from the selected car via links, so may be relevant.
The 3.0L and 3.3/3.8L engine thermostats are in water boxes, formed in the timing belt end of the intake manifold. These thermostat have air bleed valves, located in thermostat flange.