Conditions for Running the DTC

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The system voltage is at least 9 volts and no more than 16 volts.
The BCM must be receiving a message from the RCDLR while in the program mode.