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heated garage

  1. Problems, Driver Warnings or DTCs - Chevy Volt
    Here's an odd one. I returned home from a long trip where the car was outside for about 10 hours. I parked the car in my garage. I have my garage heated to 48°F. After charging for about 3 hours, we decided to go out for dinner. So I unplugged, opened the garage door, powered up and the ERDTT...