Recent content by newton513

Great explanation Sparkyps! Seems to be very consistent with what appears to have been the problem. Cell #50 had dropped to 2.8 volts while the others were 3.1. This size of difference sent the system into shut down mode. Thanks for sharing the knowledge.

Further update: After reaching a full charge according to the in car display and the app, the car shows only 165 miles range. I returned to the dealer and asked to speak to the mechanic/technician who worked on the car. He assured me the car has to relearn its range over the next few days of...

For the technically minded here's what the invoice said about the repair: "2239 Internal High voltage battery cell failure verify code P1787 P1B79 for internal battery cell 50 failed, found cell 50 at 2.80 volt all other cells at 3.61, called TAC case#8=3041317492 Mitch McGill told to replace...

So here's the followup to my post: *Had the car towed to the dealer on Monday 7/19 * Service Adviser tells me I don't qualify for a loaner despite the car being under warranty * Service Adviser calls me late in the day to tell me "battery pack" failed and will need to be replaced, will take 7...

You suggest "escalate with GM". Any idea how to do that?

Had the car towed to my house to charge it. When I plugged in the charger it said "unable to charge". When turning it on, this weird sphere would come up on the dashboard screen and then diagnostic alerts for the anti-lock brakes, stability control, and the battery pack showed. So called the...

I did see the post about Hill mode, but it's never been on. Now the vehicle say "Unable to charge" and an error message says an error has happened and try turning it off and back on again...if that doesn't work take it to the dealer.

Just had something very similar happen. Left my in-laws with a hundred and eleven miles on the indicator. About 35 miles later the propulsion power reduced warning came on on the freeway reduced our speed slightly didn't know what to do with that. Got back got off the freeway and started...