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July 13, 2023 Service bulletin

Revised Service Bulletin for HVAC Software Updates

Western Star technical service bulletin SBW54-083 for 2021-2022 Western Star 47X and 2020-2022 Western Star 49X.

Bulletin number
SBW54-083
Component
Visibility
Summary
Revised Service Bulletin for HVAC Software Updates. Description of Revisions: This bulletin replaces the version dated 06/21/2022. The model applicability list and the general information have been updated.

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