Removed (replaced) from 2012 Volt, but turned out to not be the problem. (the car had a blown high voltage fuse )
This is for Gen 1 Volts - will not fit Gen 2
List price of new unit is $782
Entire high voltage battery must be dropped - this module lives on the front end under the cover.
The Battery Energy Control Module (BECM) for 2011-12 Chevy Volt is a crucial component in managing the power supply and battery energy levels of the vehicle. Manufactured by Chevrolet, the BECM with part number 24044438 ensures optimal performance and efficiency in regulating the battery energy and preventing overcharges or shortages.
Read More on eBay