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  1. Problems, Driver Warnings or DTCs - Gen 1 Volt
    I've recently helped my son with his 2014 Volt registered in CA. He'd changed his spark plugs at around 130 k miles. But inadvertently mis installed the spring connectors between the coil pack and the spark plug. About 10,000 miles later it developed a miss. Since he'd just changed the plugs he...
  2. Problems, Driver Warnings or DTCs - Gen 2 Volt
    My 2017 Volt is back in the shop after spending $7,000 to replace the ICE. There were over 25 codes this time. The CEL came on and I got the "reduced propulsion power" then "engine not available" message. The dealership is stating that the O2 sensor needs to be replaced and the battery cables...
  3. Problems, Driver Warnings or DTCs - Gen 2 Volt
    I was on a 5 hour road trip home, and about an hour into the trip, my car died. 2017 Volt Premier, built August 2016, Purchased March 2017 I received "Reduced Propulsion" plus the Check Engine light. As I made my way to find the nearest dealership, I received an "Engine Unavailable" notice -...
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