# Service bulletin CALFTL31\-004

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: 10198285
- Published by NHTSA: 2021\-06\-26
- Manufacturer's number: CALFTL31\-004
- Manufacturer's date: 2021\-06\-16
- NHTSA component: WHEELS

## NHTSA's summary

Customer Advisory Letter for 4\-Hook Chain Hanger Replacement.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198285-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198285-9999.pdf)

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

## Components

Wheels

## Vehicles listed

- 2021 to 2022 FREIGHTLINER BUSINESS CLASS M2
- 2021 to 2022 FREIGHTLINER CASCADIA
- 2021 FREIGHTLINER CORONADO

## Recalls for the same vehicles and component

- [22V919000](/recalls/nhtsa/22V919000.md), 2022-12-12: TIRES; WHEELS:RIM
- [2020513](/recalls/tc/2020513.md), 2020-10-27: Wheels

## Other bulletins for the same vehicles and component

- [TSB35\-034\-FTL](/bulletins/11021242.md), 2025-08-02, Service bulletin: WHEELS. Revised Technical Service Bulletin for Hub Oil Level in Final Drive \(NFD\) Top Performance Axles on Decked Vehicles
- [CXA 4\_25\_SS3172\-FTL TPMS](/bulletins/11017532.md), 2025-05-02, Other: WHEELS. CX Advocate for TPMS water intrusion
- [SS3172\-FTL](/bulletins/11014803.md), 2025-03-04, Other: WHEELS. Service Solution for Tire Pressure Monitoring System \(TPMS\) Water Intrusion Through Perimeter Seal
- [SB54\-341](/bulletins/10189334.md), 2021-03-25, Service bulletin: WHEELS; ELECTRICAL SYSTEM. Updated Freightliner Service Bulletin for Tire Pressure Monitoring System \(TPMS\) Water Intrusion. This bulletin replaces the bulletin dated 02/08/2021. The location for the date stamp has changed. A note has been added to Fig. 2.
- [CALFTL\-OILHUB](/bulletins/10179074.md), 2020-09-01, Service bulletin: STEERING; WHEELS. Customer Advisory Letter for Visual Inspection For Oil Presence In Hub. Visual Inspection is necessary for the condition of the oil level in the steer axle hubs.
- [CALFTLWS000\-01](/bulletins/10173645.md), 2020-04-09, Service bulletin: TIRES; WHEELS. Customer Advisory Letter for GWR Label Correction. Freightliner 108SD/114SD, Coronado, New Cascadia, and Business Class M2 vehicles and Western Star 4700 and 4900 vehicles equipped with a certain tire rating have the wrong Component GWR label. DTNA is requesting the current Component GWR label be replaced with the correct label.

JSON: [/v1/bulletins/10198285](/v1/bulletins/10198285)

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