Transmission slipping in Drive, so now use 4th Gear for most around-town driving. Recently 4th gear starting slipping, so now using 3rd. What is the extent of this problem, and how much should it cost to repair?
Transmission Problems on 2001 BMW 740i
This requires a transmission diagnosis to determine the extent of the repairs needed and what the repair cost will be. Get an idea of how much a diagnosis will cost by using the RepairPrice Estimator: http://repairpal.com/estimator?car_type_id=3011