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May 28, 2026 Service bulletin

Revised Technical Service Bulletin for DT12 OVX Transmission Refresh

Western Star technical service bulletin TSB-26-007-WST for 2021-2025 Western Star 47X and 2020-2025 Western Star 49X.

Bulletin number
TSB-26-007-WST
Component
Power train
Summary
Revised Technical Service Bulletin for DT12 OVX Transmission Refresh

Owners of these vehicles have filed 1 complaints in the transmission category.

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