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June 29, 2020 Service bulletin

When leaving gliding mode, the transmission can shift to neutral by itself

Mercedes-Benz technical service bulletin LI27.00-P-071367 for 2020 Mercedes-Benz CLA250, 2020 Mercedes-Benz GLB 250 and 2020 Mercedes-Benz A 220 and others.

Bulletin number
LI27.00-P-071367
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
When leaving gliding mode, the transmission can shift to neutral by itself. The complaint only occurs in drive program E. Check software release of transmission control unit and perform a software update.

Owners of these vehicles have filed 6 complaints in the transmission category.

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