One problem related to battery has been reported for the 2001 BMW 740. The most recently reported issues are listed below.
5 times failure to start the car and needed 5 return visits for the same problem,2 new batteries,and continue the same problem. Now my faith has been shaken with this car,I cannot rely on it,bought as new 2001 BMW 740il,5000 miles only,it is a substantial impairment to my line of work.