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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

Bulletins, newest first
PB-54-949-FTL2026-05-02. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS. Parts Bulletin for Discontinued Camera Cable and Replacement Options
FleetCom_Hood Tilt CPC2026-04-03. Other. VISIBILITY/WIPER. Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
TSB-26-001-DDC2026-04-02. Other. POWER TRAIN. Technical Service Bulletin for DT12 Range Detent Diagnostic
FleetCom P Top Warranty2026-04-02. Other. UNKNOWN OR OTHER. Fleet Communications for top 10 warranty components and action
TSB-54-381-FTL2026-04-02. Service bulletin. LANE DEPARTURE: ASSIST. Technical Service Bulletin forSide Guard trailer detection
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)
MyCom_03022026-12026-04-02. Other. UNKNOWN OR OTHER. My Communications for Remote Lock/Unlock – IP Wake-up Improvements for Fifth Generation Freightliner Cascadia
TSB-26-058-FTL2026-03-27. Service bulletin. POWER TRAIN. Technical Service Bulletin for Transmission shift stalk
FleetCom_ESPAR2026-03-05. Other. VISIBILITY/WIPER. Fleet Communications for ESPAR hydronic heater
PB-47-903-FTL2026-03-04. Other. FUEL/PROPULSION SYSTEM. Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
FleetCom_PB-47-903-FTL2026-03-04. Other. FUEL/PROPULSION SYSTEM. Fleet Communications for parts bulletin on Fluorosilicone Fuel Tank Cap Seals
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
FleetCom_Cascadia 5th Gen2026-03-04. Other. UNKNOWN OR OTHER. Fleet Communications for enhanced Backbone of the Cascadia Fifth Gen
MyCom_02102026-12026-03-04. Other. SERVICE BRAKES. My Communications for Alliance EX Value Brake Drum
MyCom_02062026-12026-03-04. Other. FUEL/PROPULSION SYSTEM. My Communications for update on UFU R61709 Fuel Filters
MyCom_02042026-12026-03-04. Other. UNKNOWN OR OTHER. My Communications for fifth wheel leg height changes
TitanX Extension2026-03-04. Warranty extension. ENGINE. Standard Warranty Extension for vehicles with TitanX Radiators
CAL FTL 32-012_REVISION2026-03-04. Other. SUSPENSION. Revised Customer Advisory Letter for HSV Link Smart Valve Firmware Update
FleetCom_TSB-54-378-FTL2026-02-07. Other. ELECTRICAL SYSTEM. Fleet Communications for Maintenance Mode Horn Activation Correction
FleetCom_Wire, Air Rout2026-02-05. Other. ELECTRICAL SYSTEM; SERVICE BRAKES. Fleet Communications for Wiring/Airing Routing and Clipping
FleetCom_ECU Faults2026-02-05. Other. ELECTRICAL SYSTEM. Fleet Communications for Intermittent Connections and ECU Fault Codes
TSB-26-055-FTL2026-02-03. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for DT12 Excessive Wear
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
CXA_01_26_Trans Support2026-02-03. Other. POWER TRAIN. CX Advocate for Aftermarket Transmission Support

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