Courtesy of thedetroitbureau.com
The Gen 2 GM eAssist BAS (belted alternator starter) has a motor/generator with 15 kW peak power, DC/AC inverter, DC/DC converter, and 0.507 kWh, 115 V li-ion battery pack. The Gen 2 eAssist is found on certain MY 2012-2014 GM automobiles and is available new/rebuilt online and at parts counters, as well as used online and at salvage yards.
GM eAssist MHEPS Background
Intro to GM eAssist MHEPS
GM eAssist MHEPS Press and Other Info