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Other FleetCom_ECU Faults

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 id11028287
Published by NHTSA2026-02-05
Manufacturer's numberFleetCom_ECU Faults
Manufacturer's date2026-01-12
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Fleet Communications for Intermittent Connections and ECU Fault Codes

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

Electrical system

Vehicles listed
FREIGHTLINER CASCADIA2022, 2023, 2024, 2025, 2026
FREIGHTLINER CASCADIA FIFTH GEN2026 (the catalog's model; the bulletin names a series or trim of it)
FREIGHTLINER E-CASCADIA2023, 2024, 2025
WESTERN STAR 47X2022 to 2025
WESTERN STAR 49X2021 to 2025

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

Recalls for the same vehicles and component
25V0460002025-03-12. ELECTRICAL SYSTEM:WIRING:POWER DISTRIBUTION MODULE/IPDM
22V1010002022-02-22. SERVICE BRAKES; ELECTRICAL SYSTEM:SOFTWARE
20213992021-06-25. Electrical
21V4810002021-06-25. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

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
CXA 09_26_CTP3 Antenna2026-10-05. Other. CX Advocate for CTP3 Antenna Bluetooth Communication Issue (SF736)
SF736-OWN LTR2026-08-03. Service campaign. Field Service campaign for Cascadia CTP3 Antennas
SF736-DLR LTR2026-08-03. Service campaign. Field Service campaign for Cascadia CTP3 Antennas
SF736-Bulletin2026-08-03. Service campaign. Field Service campaign for Cascadia CTP3 Antennas
SS 3175-FTL2026-05-02. Other. Service Solution for Progressive Low Voltage Disconnect Parameter Update
CXA 04_26_Connection2026-05-02. Other. CX Advocate for Connection Challenges
FleetCom 1_Starter2026-05-02. Other. Fleet Communications for starter issues
FleetCom 1_Solenoid2026-05-02. Other. Fleet Communications for solenoid issues
FleetCom_TSB-54-378-FTL2026-02-07. Other. Fleet Communications for Maintenance Mode Horn Activation Correction
FleetCom_Wire, Air Rout2026-02-05. Other. Fleet Communications for Wiring/Airing Routing and Clipping