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Service bulletin CALFTL31-006

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 id10241572
Published by NHTSA2023-09-02
Manufacturer's numberCALFTL31-006
Manufacturer's date2023-08-03
NHTSA componentSTRUCTURE

NHTSA's summary

Customer Advisory Letter for Center Drive Wheel Fairing Frame Rail Support Bracket Inspection

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

Body and frame

Vehicles listed
FREIGHTLINER CASCADIA2020, 2021, 2022, 2023

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

Other bulletins for the same vehicles and component
TSB-60-167-FTL2026-09-02. Service bulletin. Draining Water Trapped in the Upper A-Pillar
SB60-1802023-11-03. Service bulletin. Revised Service Bulletin for Cab Isolator for Trucks Domiciled in Mexico
SB60-1802023-10-05. Service bulletin. Revised Freightliner Service Bulletin for Cab Isolator for Trucks Operating in Extreme Conditions. Description of Revisions: This bulletin replaces the version dated June 2023. The title has been updated.
FP31-0312023-09-16. Service bulletin. Freightliner Parts Bulletin for Aero Bumper Air Dam Part Supersession
SF6472022-07-02. Service bulletin. Freightliner Field Service Campaign for Freightliner Cascadia Integral Tail Lamp and Back Up Alarm Bracket
SB60-1722022-02-05. Service bulletin. Revised Freightliner Service Bulletin for Retrofit of One-Piece to Two-Piece Auxiliary Dash Panel. Minor note: added an update of document previously submitted. The related VMRS codes are added
FAB2852021-07-24. Service bulletin. Freightliner Action Bulletin FAB285CAS Ultra Lightweight Package
CALFTL60-0042021-07-03. Service bulletin. Customer Advisory Letter for P4 cab mirror line of sight.
SB72-402021-05-24. Service bulletin. On Cascadia vehicles built from November 25, 2013, the drain holes at the bottom of the cab doors were enlarged to improve drainage during the e-coat process in the manufacturing plant. The larger holes allow more cold air to flow through the doors, most noticeably in extreme cold conditions.
FAB1542021-05-18. Service bulletin. Freightliner Action Bulletin FAB154 New options for Cascadia