The blend door actuated by solenoids may not be working correctly causing a/c cool air to come out of the windshield vents, rather than the regular front vents.
Defroster Valve Actuator
1996 – 1999
1996 – 1999 HVAC Actuators
To Remove:
- Remove the air distributor assembly.
- Unclip the defroster valve actuator from the air inlet.
- Disconnect the defroster valve actuator from the valve.
To Install:
- Disconnect the defroster valve actuator from the valve.
- Clip the defroster valve actuator from the air inlet.
- Install the air distributor assembly.
Heater/Bi-Level Actuator
1996 – 1999
1996 – 1999 HVAC Actuators
To Remove:
- Remove the air distributor assembly.
- Remove the clip and the screws that fasten the 2 halves of the air distributor assembly and separate the air distributor assembly.
- Unclip and disconnect the heater/bi-level actuator from the valve.
To Install:
- Connect and clip the heater/bi-level actuator to the valve.
- Fasten the 2 halves of the air distributor assembly together and torque the fasteners to 13 in-lbs (1.5 Nm).
- Install the air distributor assembly.
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Removal & Installation
Recirculation Actuator
1996 – 1999
1996 – 1999 HVAC Actuators
To Remove:
- Remove the left sound insulator panel.
- Disconnect the vacuum hose from the recirculation actuator.
- Remove the recirculation actuator from the valve.
To Install:
- Connect the recirculation actuator to the valve.
- Clip the recirculation actuator to the air inlet.
- Connect the vacuum hose to the recirculation actuator.
- Install the left sound insulator panel.
A 1999 LeSabre shouldn't be running on freon. It should be using R134-A refrigerant. Recharging a R134-A system should not cost that much, you can get a kit at Walmart for about $25.00.
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