July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

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 Instrument Panel Module.
4. Select Special Functions.
5. Select Miscellaneous Test.
6. Select Recalibrate all Motors.
7. Select ON, wait 30 seconds.
8. HVAC Door Calibrations will display Cal OK.