Updated August 25, 2016: The delivery stop has now been lifted by BMW. While the delivery stop has been lifted, customers must sign a disclosure prior to delivery acknowledging the premature wearing of the rear axle differential. The bulletin announcing the lifting of the delivery stop and a copy of the disclosure form is attached below:
Update July 25, 2016: the affected vehicles is now at 3800 cars, as of 7/22/16. This number could continue to change.
BMW has issued a delivery stop on 202 vehicles, consisting of certain M2 Coupe, M3 Sedan, M4 Coupe and Convertible, 5 Series Sedan (incl. M), 6 Series Gran Coupe, Convertible, and Coupe produced from May 12, 2016 through July 4, 2016.
These vehicles will require a replacement of the rear differential.
See the attached bulletin: