GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2009
🢒
XLR
🢒
HVAC
🢒
Heating, Ventilation, and Air Conditioning
🢒 Air Conditioning Evaporator Thermal Expansion Valve Replacement
Special Tools
J 39400-A
Halogen Leak Detector
Removal Procedure
Recover the refrigerant from the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Remove the rear evaporator line assembly. Refer to
Air Conditioning Evaporator Rear Tube Replacement
.
Remove the TXV to evaporator core mounting bolts.
Disconnect the TXV from the evaporator and remove from the vehicle.
Remove and discard the evaporator core seal washers.
Cap or tape off the evaporator core.
Installation Procedure
Remove the cap or tape from the evaporator core.
Install new seal washers to the evaporator core. Refer to
Sealing Washer Replacement
.
Install the TXV to the evaporator core.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the TXV to evaporator core mounting bolts and tighten to
7 N·m (62 lb in)
.
Install the rear evaporator line assembly. Refer to
Air Conditioning Evaporator Rear Tube Replacement
.
Evacuate and recharge the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Leak test the fittings of the component using
J 39400-A
.