GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2007
🢒
Allure
🢒
HVAC
🢒
Heating, Ventilation, and Air Conditioning
🢒 Air Conditioning (AC) Refrigerant Filter Replacement
Tools Required
J 39400-A
Halogen Leak Detector
Removal Procedure
Recover the refrigerant. Refer to
Refrigerant Recovery and Recharging
.
Remove the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
for the 3.8L engine or
Air Cleaner Assembly Replacement
for the 3.6L (LY7) engine.
Remove the A/C line coupling from the evaporator tube to condenser tube. Refer to
Air Conditioning Line/Tube Connector Removal/Replacement
.
Disconnect the evaporator tube from the condenser.
Remove and discard the O-ring seals. Refer to
O-Ring Replacement
.
Remove the refrigerant filter from the evaporator tube.
Installation Procedure
Replace the O-ring seals on the evaporator tube. Refer to
O-Ring Replacement
.
Install a new refrigerant filter to the evaporator tube.
Connect the evaporator tube to the condenser.
Install the A/C line coupling to the evaporator tube and condenser tube. Refer to
Air Conditioning Line/Tube Connector Removal/Replacement
.
Install the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
for the 3.8L engine or
Air Cleaner Assembly Replacement
for the 3.6L (LY7) engine.
Evacuate and recharge the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Leak test the fittings of the component using
J 39400-A
.