GM Service Manual Online
For 1990-2009 cars
Makes
🢒
Cadillac
🢒
1999
🢒
Catera
🢒
HVAC
🢒
HVAC Systems - Automatic
🢒 Air Conditioning Evaporator Core Replacement
Removal Procedure
Recover the refrigerant. Refer to
Refrigerant Recovery and Recharging
.
Remove the TXV from the evaporator. Refer to
Thermal Expansion Valve Replacement
.
Remove the steering column. Refer to
Steering Column Replacement
inSteering Wheel and Column.
Remove the brake pedal with the bracket. Refer to
Brake Pedal Bracket Replacement
in Hydraulic Brakes.
Remove the evaporator:
•
Plug the fittings in order to prevent refrigerant oil from dripping on the interior trim.
•
Carefully pull out the evaporator.
Installation Procedure
Carefully install the evaporator (2) into the module (1) in order to prevent damage to the cooling fans.
Install the brake pedal with the bracket. Refer to
Brake Pedal Bracket Replacement
in Hydraulic Brakes.
Install the steering column. Refer to
Steering Column Replacement
inSteering Wheel and Column.
Install the TXV. Refer to
Thermal Expansion Valve Replacement
.
Evacuate and recharge the A/C system. Refer to
Refrigerant Recovery and Recharging
.
Leak test the serviced A/C system connections.