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August 8, 2023 Service bulletin

This service bulletin advises the technician to cut off any extra trans case flange if found contacting...

Cadillac technical service bulletin 23-NA-137 for 2016-2020 Cadillac CT6.

Bulletin number
23-NA-137
Component
Power train
Summary
This service bulletin advises the technician to cut off any extra trans case flange if found contacting the prop shaft.

Owners of these vehicles have filed 39 complaints in the transmission category.

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