2023 CADILLAC LYRIQ Fuelpropulsion System Problems

The 12 volt battery of my 2023 Lyriq died even though the main battery was at 79% charge. The car had sat unused for three days. The 12 volt battery controls the opening of doors, charging ports, and all other accessories. I was effectively locked out of my car without warning. The only way in the car is by using the key in the keyfob and crawling through the trunk. GM has known about this issue, but has not informed owners that this could happen and what to do. They believe it is from an installation of an over the air update stalling, but cannot prove that is definitively the issue. As a woman, I rely on my vehicle to be a place of safety and find it completely unacceptable to be locked out of my car in any public setting. I live in an urban area and have had...

I was in a left hand turn lane. When I started to make the turn my vehicle lurched and stopped. I tried several times to go and this behavior repeated. Onstar called me (or I called them). They called 911 for me and a fire truck was dispatched to help me. I was in the intersection and afraid to try anything else until the fire truck arrived to control the traffic so I could be moved from the intersection. When they arrived I was able to put the vehicle in drive and drive it out of the intersection and then home. When I got home, I had Onstar run a diagnostic and there was an error code for the high voltage battery. I had previously reported to my dealer that I was getting alerts to service the high voltage battery (on the myCadillac app). They were unable to find a...