Transmission May not Shift into Drive Due to Failed Selector Module on Mercedes-Benz GL550

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.

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Average mileage: 68,666 (40,000–90,000)
3 model years affected: 2008, 2009, 2010
10 people reported this problem
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problem details
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.
2009 Mercedes-Benz GL550 90,000 mi,
Wont go into drive from time to time. Replaced the battery and it seems to have worked.
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.
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.