For 1990-2009 cars

Callout | Component Name
--- | ---

#### Preliminary Procedure

1. Remove the HVAC Module. Refer to HVAC Module Assembly Replacement
2. Reposition any wiring harnesses before removal.

1 | Air Distribution Case Screw Qty: (2). Caution: Refer to Fastener Caution in the Preface section. Tighten 3 N·m (27 lb in)
2 | Air Distribution Case.

#### Procedure

1. Prior to removing the air distribution case, note the routing of the wiring to ensure proper reinstallation.
2. Disconnect all electrical connections.
3. When replacing the air distribution case, transfer all necessary components.
4. If the recirculation actuator is removed or the wiring harness disconnected, the actuator must be re-calibrated. Refer to Actuator Recalibration