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April 29, 2021 Service bulletin

Service Solution for DT12 Harness Chaffing

Western Star technical service bulletin SS701-WST2021 for 2012-2022 Western Star 4700 and 2015-2022 Western Star 5700.

Bulletin number
SS701-WST2021
Component
Power train
Summary
Service Solution for DT12 Harness Chaffing - PT Can Faults. Transmission will not shift into Gear while driving or will not start and trigger multiple PT CAN Fault Codes.

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