Technical Service Letter for Detroit Bearing Failures
Freightliner technical service bulletin 21TS-01 for 2016-2019, 2021 Freightliner Cascadia, 2016-2019 Freightliner Columbia and 2016-2019 Freightliner Business Class M2 and others.
- Bulletin number
- 21TS-01
- Component
- Engine and engine cooling
- Summary
- Technical Service Letter for Detroit Bearing Failures - Standard Diagnostic Times. DTNA is increasing repair strategies for determining the root cause of Detroit DD heavy duty lower end bearing failures. To support this strategy change, Detroit now has two (2) Standard Diagnostic Times (SDTs), easy and difficult, which can be applied to repair orders.
Owners of these vehicles have filed 8 complaints in the engine category.
Vehicles covered
- Freightliner Cascadia 2016-2019, 2021 20162017201820192021
- Freightliner Columbia 2016-2019 2016201720182019
- Freightliner Business Class M2 2016-2019 2016201720182019
- Western Star 4900 2016-2019, 2021 20162017201820192021
- Western Star 4700 2016-2019 2016201720182019
- Freightliner 114SD 2016-2019 2016201720182019
- Western Star 5700 2016-2019, 2021 20162017201820192021
- Freightliner 122SD 2016-2019, 2021 20162017201820192021
- Western Star 49X 2021 2021
- Freightliner Argosy 2016-2019 2016201720182019
- Fccc XBP 2016, 2018 20162018
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