cobalt 1

  1. RonR

    Cobalt 1 help: What to do if your battery is dead

    The Cobalt 1 was produced between 2010 and 2014. If your Cobalt has a firmware version that starts with a “1”, then it is a Cobalt 1. Serial #’s would begin with xx10, xx11, xx12, or xx13, the last two digits representing the year of manufacture. One potential issue with Cobalt 1’s is what to...
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