Durango 2WD V8-5.2L VIN Y (1999)
High Pressure Safety Valve HVAC: Specifications
The high pressure relief valve vents the system when a discharge pressure of 3445 to 4135 kPa (500 to 600 psi) or above is reached.
The valve closes when a minimum discharge pressure of 2756 kPa (400 psi) is reached.
