In an earlier blog post I did a teardown analysis of the XL4015 DC-DC Buck Converter module. I recently received an improved version of the same module. I purchased it from an online seller in China.

GM has issued a Special Coverage bulletin relating to a fix for a condition in which 2016 to 2018 Chevy Volt PHEVs may have a malfunctioning battery energy control module or BECM, potentially leading ...