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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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10198285
Published by NHTSA2021-06-26
Manufacturer's numberCALFTL31-004
Manufacturer's date2021-06-16
NHTSA componentWHEELS

NHTSA's summary

Customer Advisory Letter for 4-Hook Chain Hanger Replacement.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Wheels

Vehicles listed
FREIGHTLINER BUSINESS CLASS M22021 to 2022
FREIGHTLINER CASCADIA2021, 2022
FREIGHTLINER CORONADO2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
22V9190002022-12-12. TIRES; WHEELS:RIM
20205132020-10-27. Wheels

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB35-034-FTL2025-08-02. Service bulletin. Revised Technical Service Bulletin for Hub Oil Level in Final Drive (NFD) Top Performance Axles on Decked Vehicles
CXA 4_25_SS3172-FTL TPMS2025-05-02. Other. CX Advocate for TPMS water intrusion
SS3172-FTL2025-03-04. Other. Service Solution for Tire Pressure Monitoring System (TPMS) Water Intrusion Through Perimeter Seal
SB54-3412021-03-25. Service bulletin. 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-OILHUB2020-09-01. Service bulletin. 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.
CALFTLWS000-012020-04-09. Service bulletin. 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.