One problem related to mechanical jack has been reported for the 1997 BMW 740. The most recently reported issues are listed below.
While using the factory jack to change a tire, the jack became unstable due to the small base that is provided and the car fell off of the jack. The jack was being operated on an asphalt surface. This was a near miss accident that could have easily trapped me under my car. The car is a 1997 740il BMW.