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  1. Would you retro purchase kWh if GM had a program?

    Generation 1 Volt (2011-2015)
    I started thinking of the Tesla model, where if you had their small battery pack, you could buy a software expansion. If GM offered a onetime software upgrade that would allow users to use more of the existing battery, would you be at your local Chevy dealer ready to put down money for it? If...