GM Volt Forum banner


  1. Gen1 Volt: Behind the scenes - Radio + ECU Software Update

    Generation 1 Volt (2011-2015)
    MODERATORS: Please move if there's a better place, or notify if it should be a new thread and I'll re-post it. I lightly documented the software update process for the Gen1 Volt while I had it in the shop today to receive 1.) Radio updates and 2.) an ECU update. I took multiple photo's of the...