The transmission drive selector module may fail resulting in the loss of gear selection capability. This condition can leave the vehicle stranded, and will require replacement of the drive selector module.Google+
Car Problem Reports
Mercedes-Benz GL550 The Transmission Drive Selector Module May Fail
Mercedes-Benz GL550 Problem
Average Mileage: 62,333 mi (40,000 mi - 87,000 mi)
Visitor, 2008 Mercedes-Benz GL550, 87,000 mi
Car stopped and would not move neither forward or backward. Turned
Engine off and restarted and could moved it slowly to my home 2 miles away
Had it towed to Mercedes and after days the came back and said that I needed
To change the transmission.
Warning message states car not in park when it is, then will not shift to drive or reverse. This happens then it work then it does'nt.
Visitor, 2010 Mercedes-Benz GL550, 40,000 mi
It would not shift out of park, no lights came uo the dash. We had the Drive Selector Module replaced.