# Service bulletin CALFTL20\-002

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10175412
- Published by NHTSA: 2020\-05\-23
- Manufacturer's number: CALFTL20\-002
- Manufacturer's date: 2020\-05\-22
- NHTSA component: POWER TRAIN:AXLE HUBS

## NHTSA's summary

Customer Advisory Letter for Cummins X12N E\-Viscous BorgWarner Improved Fan Hub Replacement. Our records indicate that you are the owner of a Freightliner New Cascadia powered by a Cummins ISX12NG Engine. DTNA has decided to remove and replace the BorgWarner fan hub assembly to prevent any premature failures.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175412-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175412-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline, Axle

## Vehicles listed

- 2018 FREIGHTLINER CASCADIA

## Other bulletins for the same vehicles and component

- [sb35034 Pre\-Deli](/bulletins/10151537.md), 2018-12-10, Service bulletin: POWER TRAIN:AXLE ASSEMBLY. Service Bulletin: Pre\-Delivery Inspection Oil Fill for New Final Drive \(NFD\) Axles
- [FL662](/bulletins/10124170.md), 2017-11-17, Service bulletin: POWER TRAIN:AXLE ASSEMBLY. FL662.\-DLR Meritor MSF12 Non\-Conforming Front Axle Beams

JSON: [/v1/bulletins/10175412](/v1/bulletins/10175412)

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