2021 Chevrolet Equinox electrical system problems

I take my 6yr to school when we got shocked, I thought it was my clothes, but my child got shocked also, then pick her up from school took her to the doctor for her foot, I merged out to the main road and the SUV cut off no warning lights of any kind I got it back started after three attempts then about a minute after that the radio cut off , I made it back home and called the dealer they told me to call roadside, I spoke to them , I had my husband to follow me to the dealership, I dropped it of ,they called me…

The contact owns a 2021 Chevrolet Equinox. The contact stated that while driving at various speeds, the liftgate independently opened. There was no warning light illuminated. In addition, the contact stated that the failure occasionally occurred while driving at certain locations. The vehicle was taken to a local dealer, where it was diagnosed with a radio frequency failure. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 55,000.