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  1. Problems, Driver Warnings or DTCs - Gen 1 Volt
    2013 Volt Premium, 120000 miles. Problem free for 7 years except for a few PPIR issues 4 years ago, handled through software reflashes at the dealer. Lately, this issue has resurfaced with a vengeance. Here's what I know: 1) PPIR occurs after battery is <10 miles and the car is restarted after...
  2. Use, Care & Maintenance - Gen 1 Chevy Volt
    Engine light came on the other morning, called OnStar and was told get the car into the dealer. Codes P1AF0, P1AF2 and P1E22 were quoted. Dealer said they all lead to a diagnostic tree of replacing the T Battery Heater unit. It is currently undergoing that replacement (slight chance it could...
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