Operation CHARM: Car repair manuals for everyone.

Thermostat, Engine Cooling

Thermostat Begins to Open 2.0L 86-90 C (187-194 F)
2.5L 84-88 C (183-190 F)
Thermostat Fully Open
Fully open means the thermostat valve lifts a distance of 5.8 mm (0.2 in) or more off the valve seat.
2.0L 102 C (216 F)
2.5L 99 C (210 F)