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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
FleetCom 1_TransmitterBST2026-07-06. Other. SERVICE BRAKES. Fleet Communications for brake signal transmitter
CXA_TPMS2026-07-06. Other. WHEELS. CX Advocate webinar for Cascadia Fifth Gen tire Pressure Monitoring System
CXA_MirrorCam2026-07-06. Other. VISIBILITY/WIPER. CX Advocate webinar for Cascadia Fifth Gen MirrorCam System Operation
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_ADAS Systems2026-07-06. Other. LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING; FORWARD COLLISION AVOIDANCE: WARNINGS. CX Advocate webinar for Cascadia Fifth Gen Troubleshooting ADAS Systems
CXA_TransmitterBST2026-07-06. Other. SERVICE BRAKES. CX Advocate webinar for Cascadia Fifth Gen Brake Signal Transmitter
CXA 06_26_Utility Lamp2026-07-06. Other. EXTERIOR LIGHTING. CX Advocate for Utility Lamp water intrusion
CXA 06_26_H Plate2026-07-06. Other. POWER TRAIN. CX Advocate for Eliminating Retaining H-Plate; Revised to Native Voss Quick­Connect
TSB-54-382-FTL2026-07-06. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Technical Service Bulletin for VRDU3 Dropout During DiagnosticLink‑Connected Test Drive
FleetCom 1 Trn Signal.DRL2026-06-01. Other. EXTERIOR LIGHTING. Fleet Communications for Fifth Gen Cascadia Turn Signal/DRL
CXA 05_26_TransOil Cooler2026-06-01. Other. POWER TRAIN. CX Advocate for Transmission Oil Cooler Lines Rubbing APU Coolant Lines
WI26-0082026-06-01. Other. UNKNOWN OR OTHER. Warranty Information letter for Reman Parts Usage Policy Reminder
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
CAL FTL 54-0392026-05-02. Other. VEHICLE SPEED CONTROL. Customer Advisory Letter for CPC Cruise Hysteresis Parameter Update
TSB-26-001-DDC2026-05-02. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
SS 3175-FTL2026-05-02. Other. ELECTRICAL SYSTEM. Service Solution for Progressive Low Voltage Disconnect Parameter Update
CXA 04_26_Side Guard2026-05-02. Other. LANE DEPARTURE: BLIND SPOT DETECTION. CX Advocate for P4 Side Guard Assist On/Off Menus and Trailer Functionality (TSB-54-381-FTL)
CXA 04_26_Connection2026-05-02. Other. ELECTRICAL SYSTEM. CX Advocate for Connection Challenges
FleetCom 1_AC Harness2026-05-02. Other. VISIBILITY/WIPER. Fleet Communications for Top Routing and Clipping Defects - A/C Harness
FleetCom 1_Starter2026-05-02. Other. ELECTRICAL SYSTEM. Fleet Communications for starter issues
FleetCom 1_Torque Quality2026-05-02. Other. UNKNOWN OR OTHER. Fleet Communications for Torque Quality
SF725-OWN LTR2026-05-02. Service campaign. POWER TRAIN. Field Service campaign for Differential Lock Buzzer
SF725-DLR LTR2026-05-02. Service campaign. POWER TRAIN. Field Service campaign for Differential Lock Buzzer
SF725-Bulletin2026-05-02. Service campaign. POWER TRAIN. Field Service campaign for Differential Lock Buzzer

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