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Service bulletin CALFTL-OILHUB

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 id10179074
Published by NHTSA2020-09-01
Manufacturer's numberCALFTL-OILHUB
Manufacturer's date2020-08-27
NHTSA componentSTEERING; WHEELS

NHTSA's summary

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.

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

Steering, Wheels

Vehicles listed
FREIGHTLINER CASCADIA2017, 2018, 2019, 2020, 2021

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

Recalls for the same vehicles and component
20230832023-02-20. Steering
23V1050002023-02-20. STEERING:LINKAGES:DRAG:LINK:CONNECTION
22V9190002022-12-12. TIRES; WHEELS:RIM
20215452021-09-02. Steering
21V6890002021-09-02. STEERING:LINKAGES:DRAG:LINK:CONNECTION
20213042021-05-19. Steering
21V3690002021-05-19. STEERING:LINKAGES:TIE ROD ASSEMBLY
20212192021-04-12. Steering
21V2560002021-04-12. STEERING:LINKAGES:TIE ROD ASSEMBLY; STEERING:CRITICAL FASTENERS
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
FleetCom_Pwr Steer Res2026-01-08. Other. Fleet Communications for Power Steering Resevoir - NTF Replacements
FleetCom_Bosch Steer Gear2025-12-05. Other. Fleet communications for Bosch Steering Gear Replacements
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
PB33-004-FTL2025-07-08. Service bulletin. Parts Bulletin for Tie Rod Assembly Part Breakdown
CXA 3_25_SAS01T to SAS03T2025-04-02. Other. CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
TSB54-373-FTL2025-03-04. Service bulletin. Technical Service Bulletin for SAS01T to SAS03T Replacement Information
SS3163-FTL2025-01-29. Other. Service Solution for Power Steering Reservoir Fill Cap Venting
ICI23-0102023-04-07. Service bulletin. Important Campaign Information letter communicating that SF660 Field Service Campaign is Replaced by FL967.
SF660A2023-02-04. Service bulletin. Revised Field Service Campaign for Drag Link Tapered Joint
SF6602023-01-06. Service bulletin. Field Service Campaign for Drag Link Tapered Joint