Detroit Field Service Campaign for DT12 Transmission Drive Shaft Cover Plug Reseal
Freightliner technical service bulletin D21M1 for 2012-2022 Freightliner Cascadia, 2012-2022 Western Star 4900 and 2015-2022 Western Star 5700 and others.
- Bulletin number
- D21M1
- Component
- Power train
- Summary
- Detroit Field Service Campaign for DT12 Transmission Drive Shaft Cover Plug Reseal. Daimler Trucks North America LLC, on behalf of its DETROIT Powertrain Division, is initiating Field Service Campaign D21M1 on certain DT12 transmissions in order to reseal the bypass plugs of the drive shaft cover located in front housing.
Owners of these vehicles have filed 2 complaints in the transmission category.
Vehicles covered
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