Monte Carlo V6-262 4.3L VIN Z TBI (1985)
Refrigerant Pressure Sensor / Switch: Service and Repair
1.
Disconnect negative battery cable. Under normal conditions, it is not necessary to discharge system refrigerant during this procedure, as
switch unit fitting is supplied with a Schrader valve.
2.
Disconnect switch harness connection. Unscrew unit from accumulator.
3.
When installing new switch unit, install new oiled O-ring and torque switch to 7.5 ft. lbs. Be careful not to over tighten switch.
4.
Reconnect harness and battery cable.
