2023 CADILLAC LYRIQ Electrical System Problems

The entire left portion of the screen became inoperable and remained a black screen despite attempts to reset the system. The left side of the screen contains information such as gear selection, speedometer, lane keep assist, and many other important information. There is no other way to see what speed you are going besides this screen. Several others in my cadillac lyriq facebook group have experienced this issue, it is a major safety concern and needs to be addressed immediately before someone gets hurt from this.

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...

1) The car locked owners out and disabled any authorization from any of the owners key fob. It is missing features. 2) It is missing the rearview mirror camera. 3) Also, it states there is supposed to be a key entry next to the rear camera on the liftgate door, it is not there, there is just a hole.

The contact owns a 2023 Cadillac Lyriq. The contact stated that after entering the vehicle, she became aware that none of the electronics were functioning as needed, and the vehicle failed to start. Upon a tow truck operator jump starting the vehicle, the high-voltage warning light illuminated on the instrument panel. The vehicle was towed to the dealer, who failed to diagnose the failure. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 23V367000 (Electrical System) however, the VIN was not included. The manufacturer was not notified of the failure. The failure mileage was 500.

Electric emergency brake light engaged engaged parking brake. Parking brake is unable to be disengaged with the control making the vehicle unable to move. Car is able to be put in drive, reverse and neutral but cannot move as the brakes are locked. Car is on the way to a dealership for them to look at it but without knowing what causes this or when it could be a safety concern to anyone driving or who needs to use their vehicle to get away.