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  1. How do we get GM to re tune HVAC software on 2013 onwards Gen 1

    Problems, Driver Warnings or DTCs - Chevy Volt
    GM installed Automatic climate control to allow for lower energy consumption an maximum range. The 2013 onwards Gen 1 (at least the ones I've seen) need a revisit of the K33 software as they are: 1) Wasting electricity running the A/C unnecessarily counteractive to heating! 2) Running the A/C...
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