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July 1, 2016 Service bulletin

"N63T

BMW technical service bulletin B121016 for 2009-2014 BMW 750LI, 2013-2014 BMW 550I and 2013 BMW R1200 GS and others.

Bulletin number
B121016
Component
Electrical system
Summary
"N63T - Drivetrain Malfunction Message after Driving for Several Hours This Service Information bulletin supersedes SI B12 10 16 dated April 2016. ""Drivetrain Malfunction"" message displayed with reduced engine power. Erroneous misfire faults may be stored for cylinders 3 and 6. The situation is most likely to occur after driving for several hours at constant highway speeds with light throttle (low load and low engine speed). Cycling ignition off and back on again clears the ""Drivetrain Malfunction"" warning DME software (plausibility check error)."

Owners of these vehicles have filed 37 complaints in the electrical category.

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