Control Module HVAC: Service and Repair

HVAC Control Module Replacement

Removal Procedure

1. Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection (Service and Repair) .




2. Remove the I/P accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement (Service and Repair) .
3. Remove the HVAC control module retaining screws.
4. Remove the HVAC control module.



Installation Procedure





1. Install the HVAC control module to the I/P trim plate.

Notice: Refer to Fastener Notice .

2. Install the HVAC control module retaining screws.

Tighten the screws to 1.6 N.m (14 lb in).

3. Connect the electrical connectors to the HVAC control module.
4. Install the I/P accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement (Service and Repair) .
5. Connect the battery. Refer to Battery Negative Cable Disconnection and Connection (Service and Repair) .

Important: Do not adjust any controls on the HVAC control module while the HVAC control module is self-calibrating. If interrupted, improper HVAC performance will result.


The engine must be running for proper calibration to occur.


6. Start and allow the engine to run for at least one minute.
7. Refer to Control Module References (Programming and Relearning) for programming and setup information.