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February 5, 2017 Service bulletin

This bulletin announces availability of reprogramming files for optimization of the transmission control...

Subaru technical service bulletin 169816 for 2015-2016 Subaru WRX.

Bulletin number
169816
Component
Electrical system
Summary
This bulletin announces availability of reprogramming files for optimization of the transmission control module (TCM). The new logic addresses customer concerns of inconsistent shifting characteristics and / or a ?slipping? -type sensation which may be experienced under moderate acceleration after a cold start before the CVT is up to operating temperature.

Owners of these vehicles have filed 16 complaints in the electrical category.

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