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Service bulletins for the 2026 Freightliner Cascadia

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.

166 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
WI26-009R2026-09-02. Other. SERVICE BRAKES. Revised Warranty Information letter for missing chamber caging bolts
CXA_Air Systems2026-07-08. Other. SERVICE BRAKES. CX Advocate webinar for Cascadia Fifth Gen Air Systems
WI26-0092026-07-06. Other. SERVICE BRAKES. Warranty Information letter for missing chamber caging bolts
FleetCom 1_TransmitterBST2026-07-06. Other. SERVICE BRAKES. Fleet Communications for brake signal transmitter
CXA_Intelligent Air Sys2026-07-06. Other. SERVICE BRAKES. CX Advocate webinar for Cascadia Fifth Gen Intelligent Air Systems
CXA_Brake Systems2026-07-06. Other. SERVICE BRAKES. CX Advocate webinar for Cascadia Fifth Gen Troubleshooting Braking Systems
CXA_TransmitterBST2026-07-06. Other. SERVICE BRAKES. CX Advocate webinar for Cascadia Fifth Gen Brake Signal Transmitter
CAL FTL 54-0402026-06-01. Other. SERVICE BRAKES. Customer Advisory Letter for 883-020 Electronic Trailer Brake Hand Control with Detent in Final Delivery Position
CXA 03_26_ABS LA Fault2026-04-02. Other. SERVICE BRAKES. CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
FleetCom_ESC Warning Lamp2026-03-04. Other. SERVICE BRAKES. Fleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement
MyCom_02102026-12026-03-04. Other. SERVICE BRAKES. My Communications for Alliance EX Value Brake Drum
FleetCom_Wire, Air Rout2026-02-05. Other. ELECTRICAL SYSTEM; SERVICE BRAKES. Fleet Communications for Wiring/Airing Routing and Clipping
TSB-54-379-FTL2026-02-03. Service bulletin. SERVICE BRAKES. Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
FAB3342026-02-03. Other. SERVICE BRAKES. Features and Benefits for Intelligent Braking Control Systems
TSB-54-379-FTL2026-02-03. Service bulletin. SERVICE BRAKES. Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
FAB3332025-12-02. Other. SERVICE BRAKES. Features and Benefits for Intelligent Air System for Cascadia Fifth Gen
CXA 10_25_Air Dryer Purge2025-11-06. Other. SERVICE BRAKES. CX Advocate for Experiencing Excessive Purging from Air Dryer
CXA_10_25_Wire, Air Rout2025-11-05. Other. SERVICE BRAKES; ELECTRICAL SYSTEM. CX Advocate for Wire/Airing Routing and Clipping
CXA 7_25_Trailer Hand2025-08-02. Other. SERVICE BRAKES. CX Advocate for Fifth Generation Cascadia Trailer Hand Brake Error (SS3178-FTL)
SS3178-FTL2025-07-01. Other. SERVICE BRAKES. Service Solution for Fifth Generation Cascadia Trailer Hand Brake Error

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.