Plant Assembly Mode
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
The BCM will increase charging voltage for the first 500 miles of operation in an effort to ensure that the 12 volt battery is fully charged when the vehicle is delivered to the customer.