Field Service Campaign for Western Star 47X and 49X Maintenance System Update
Western Star technical service bulletin SF659 for 2021-2023 Western Star 47X and 2021-2023 Western Star 49X.
- Bulletin number
- SF659
- Component
- Power train
- Summary
- Field Service Campaign for Western Star 47X and 49X Maintenance System Update. On certain vehicles, the maximum driving distance parameter that prompts notification to change the transmission oil is set incorrectly. The parameter is set to provide an indicator no later than 965,400 km (approx. 600,000 mi), when it should have been set to provide an indicator no later than 300,000 km (approx.186,000 mi).
Vehicles covered
- Western Star 47X 2021-2023 202120222023
- Western Star 49X 2021-2023 202120222023
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