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November 23, 2021 Service bulletin

This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement...

Chevrolet technical service bulletin 20NA136 for 2019-2022 Chevrolet Blazer, 2020-2022 GMC Acadia and 2018-2022 Chevrolet Traverse and others.

Bulletin number
20NA136
Component
Power train
Summary
This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).

Owners of these vehicles have filed 748 complaints in the transmission category.

Vehicles covered

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