Ninety-Eight V6-3800 3.8L (1989)
Figure 1 - Sealing Air Inlet Screen
7.
Check heater/evaporator case for debris. Remove any debris present through the power module/resistor block opening. If debris is imbedded into
the evaporator core face and cannot be removed, the core will have to be removed from the vehicle and cleaned off car. If a large amount of debris
is present in the heater/evaporator case, the air inlet screen will require sealing around the windshield wiper post holes and fender edges as shown
in Figure 1.
8.
Move the air mix valve (door) to the maximum cold position and the blower to low speed by:
On Eighty-Eight and Ninety-Eight models - turning the ignition to the on position without starting the engine and setting the Electronic Climate
Control to AUTO, 60~F temperature and low blower.
On Toronado models - turning the ignition to the on position without starting the engine and selecting front defrost to disable the cold purge
routine then setting the Climate Control panel to AUTO, 60~F temperature and low blower.
On Firenza and Cutlass Calais models, move the temperature door control lever to the maximum cold position, blower on low and turn the
ignftion on.
9.
Open all windows and doors. Exit vehicle.
10.
Place drain pan with at least a two quart capacity below heater/evaporator drain hole to catch disinfectant and rinse water runoff.
Figure 2
