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April 6, 2017 Service bulletin

Spn 521221 (TCM)

Freightliner technical service bulletin 0406-17 for 2012-2018 Freightliner Cascadia, 2012-2018 Freightliner Columbia and 2012-2018 Freightliner Business Class M2 and others.

Bulletin number
0406-17
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Spn 521221 (TCM)

Owners of these vehicles have filed 3 complaints in the transmission category.

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