For 1990-2009 cars

Callout | Component Name
--- | ---

#### Preliminary Procedures

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
2. Remove the instrument panel lower center trim panel. Refer to Instrument Panel Lower Center Trim Panel Replacement.

1 | Heater and Air Conditioning Control Assembly Tip Use a flat bladed plastic trim tool to aid in the removal of the air conditioning control.

#### Procedure

1. Disconnect the heater and air conditioning control electrical connector.
2. For programming and set up information refer to Control Module References.