Camaro V8-305 5.0L VIN E (1992)
by opening the port. The adapter connects, first to the gage hose and then to the high side pressure port, by threading the adapter to the port.
IMPORTANT:
Tool J-38702 Adapter MUST BE ASSEMBLED to the fifting FINGER TIGHT. Using a tool to tighten this adapter may exceed the assembly torque of
the 2 piece High Side Service Port Assembly. If this occurs, the attempted removal of the adapter may result in the service port fitting being removed
with it, causing loss of refrigerant.
Tool J 38704, is an octagon socket which is used to unthread the A/C high side pressure port from the high side A/C line and then used to thread the new
port back onto the high side pressure line.
Tool J 38702
Tool J 38704
Straight Adapter
Octagon Socket
Service parts are as follows:
Part
Part Number
Valve Core Housing and O-ring
52456273
O-ring
52450548
Parts are currently available from GMSPO.
CAUTION:
NEVER REMOVE THE GAGE LINE FROM ITS ADAPTER WHEN THE LINE IS CONNECTED TO THE A/C SYSTEM. ALWAYS REMOVE
THE LINE ADAPTER FROM THE SERVICE PORT TO DISCONNECT A LINE. DO NOT REMOVE THE CHARGING HOSE AT THE GAGE
SET WHILE ATTACHED TO THE SERVICE HIGH SIDE PORT. THIS WILL RESULT IN COMPLETE DISCHARGING OF THE SYSTEM DUE
TO THE DEPRESSED VALVE AND MAY CAUSE PERSONAL INJURY DUE TO ESCAPING REFRIGERANT.