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Service bulletin SB60-174

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 id10185690
Published by NHTSA2021-01-22
Manufacturer's numberSB60-174
Manufacturer's date2021-01-20
NHTSA componentSTRUCTURE

NHTSA's summary

Freightliner Service Bulletin for Replacement Cab Doors with Pre-Drilled Holes. Replacement doors for New Cascadia vehicles are now pre-drilled with two holes for the installation of turning vanes. If turning vanes are not installed, the pre-drilled holes need to be plugged with ratchet fasteners.

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 CASCADIA2017, 2018, 2019, 2020, 2021, 2022

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

Recalls for the same vehicles and component
20173572017-07-18. Structure

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
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
CALFTL31-0062023-09-02. Service bulletin. Customer Advisory Letter for Center Drive Wheel Fairing Frame Rail Support Bracket Inspection
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