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General Specifications

GENERAL SPECIFICATIONS

Item Specification
Pressure Tests 
Complete cooling system maximum pressure 138 kPa (20 psi)
Pressure relief cap 110 kPa (16 psi)
Radiator (out of vehicle) 138 kPa (20 psi)
Thermostat Opening Temperatures 
Starts to open (3.7L) 83.8-90.6°C (183-190°F)
Fully open (3.7L) 98.8°C (210°F)
Starts to open (5.0L) 82.2°C (180°F)
Fully open (5.0L) 96.1°C (205°F)
Starts to open (5.4L) 86.7-90.6°C (188-195°F)