Actuator Recalibration

Actuator Recalibration

Calibration Procedure with a Scan Tool

Use the following steps to perform the calibration update:

1. Install a scan tool.

2. Turn ON the ignition, with the engine OFF.

3. With a scan tool, select HVAC Systems Automatic.

4. Select Special Functions.

5. Select HVAC.

6. Select Calibrate HVAC Module.

7. Select ON, wait 30 seconds.

Calibration Procedure without a Scan Tool

1. Turn OFF the ignition.

2. Remove the battery positive voltage circuit fuse of the HVAC control module.

Important:
The module memory will not clear if the battery positive voltage circuit fuse is installed in less than 60 seconds.


3. Wait 60 seconds.

4. Install the fuse.