GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2001
🢒
Jimmy - 4WD
🢒
HVAC
🢒
Heating, Ventilation and Air Conditioning
🢒 Air Conditioning (A/C) High Pressure Switch Replacement
Air Conditioning (A/C) High Pressure Switch Replacement 4.3L
Tools Required
J 39400-A
Halogen Leak Detector
Removal Procedure
Recover the refrigerant from the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Remove the air cleaner outlet duct. Refer to
Air Cleaner Outlet Resonator Replacement
in Engine Controls - 4.3L.
Disconnect the A/C high pressure switch electrical connector (2).
Remove the A/C high pressure switch connector retaining ring.
Remove the A/C high pressure switch from the A/C compressor.
Installation Procedure
Install the A/C high pressure switch to the A/C compressor.
Install the A/C high pressure switch connector retaining ring.
Connect the A/C high pressure switch electrical connector (2).
Install the air cleaner outlet duct. Refer to
Air Cleaner Outlet Resonator Replacement
in Engine Controls - 4.3L.
Evacuate and recharge the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Leak test the fittings of the components using the
J 39400-A
.