GM Volt Forum banner

range lose after update

  1. Anyone manage to get the used kwh and range back, after the 2 software update due to SHVCS?

    Problems, Driver Warnings or DTCs - Chevy Volt
    I started some discutions but nobody answer this simple question. I get the SHVCS message 2 weeks ago and the only solution offered by my dealer service was to update the battery module software and another one, I don't remember. So just before update my ususal range was ~70km and 9.7-10.2 kwh...