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Other Detroit FAB 327

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)
TypeOther
NHTSA id11012393
Published by NHTSA2025-01-07
Manufacturer's numberDetroit FAB 327
Manufacturer's date2024-12-04
NHTSA componentLANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; LANE DEPARTURE: BLIND SPOT DETECTION; LANE DEPARTURE: WARNING

NHTSA's summary

Updated Detroit Ferightliner Action Bulletin for Detroit Connect Safety Plus

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

Driver assistance, Blind spot detection, Lane departure and lane keeping

Vehicles listed
FREIGHTLINER 108SD2025
FREIGHTLINER 114SD2025
FREIGHTLINER BUSINESS CLASS M22024 to 2025
FREIGHTLINER CASCADIA2025
WESTERN STAR 47X2025
WESTERN STAR 49X2025
WESTERN STAR 57X2025

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
CXA_ADAS Systems2026-07-06. Other. CX Advocate webinar for Cascadia Fifth Gen Troubleshooting ADAS Systems
TS-0014-002026-06-01. Other. Truck Equipment Manufacturer Solution for Detroit Assurance Parameters for an Obstructed Multi-Purpose Camera View
CXA 04_26_Side Guard2026-05-02. Other. CX Advocate for P4 Side Guard Assist On/Off Menus and Trailer Functionality (TSB-54-381-FTL)
TSB-54-381-FTL2026-04-02. Service bulletin. Technical Service Bulletin forSide Guard trailer detection
FAB3442025-11-05. Other. Features and Benefits for SafetyDirect 5.1
CXA 7_25_DA Bracket2025-08-01. Other. CX Advocate for Detroit Assurance MPC/DFC/RLS Bracket Double Sided Adhesive Failures
Detroit FAB 3192025-01-29. Other. Detroit Freightliner Action Bulletin for Detroit Assurance Active Lane Assist 2
TSB54-366-FTL2025-01-03. Service bulletin. Technical Service Bulletin for J1939 Communication Errors with Cummins Engine Automated or Allison Transmission and Bendix Side Radar
Detroit FAB 3192024-12-04. Other. Detroit Freightliner Action Bulletin for Detroit Assurance Active Lane Assist 2
Detroit FAB 3182024-12-04. Other. Detroit Freightliner Action Bulletin for Detroit Assurance with ABA6