general problems of the 2007 GMC Envoy

The contact owns a 2007 GMC Envoy. While in park, the vehicle independently reversed and crashed into a tree. The air bags failed to deploy. There were no injuries and a police report was not filed. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 70,000.

I was driving my car and the wheel locked and my light service stability came on.