WenmarOpen by Wenmar Pro

Service bulletins for the 2021 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.

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

By type

By component

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
FleetCom 1_Solenoid2026-05-02. Other. ELECTRICAL SYSTEM. Fleet Communications for solenoid issues
FleetCom_SS 3174-FTL2025-12-06. Other. ELECTRICAL SYSTEM. Fleet Communication for SS 3174-FTL
FleetCom_AMP Draw2025-12-06. Other. ELECTRICAL SYSTEM. Fleet Communications for Key off amp draw
CXA_10_25_Tech Questions2025-11-05. Other. ELECTRICAL SYSTEM; POWER TRAIN. CX Advocate for technical questions/issues raised
SS3176-FTL2025-05-02. Other. ELECTRICAL SYSTEM. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
CXA 4_25_Elec Pwr Steer2025-05-02. Other. ELECTRICAL SYSTEM. CX Advocate for ICC5 erroneous electric power steering warning message (SS3176-FTL)
SS3176-FTL2025-04-02. Other. ELECTRICAL SYSTEM. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
SS3174-FTL2025-04-02. Other. ELECTRICAL SYSTEM. Service Solution for ICC5 B-Panel Gauges Intermittently Not Being Displayed
SS3161-FTL2025-01-29. Other. ELECTRICAL SYSTEM. Service Solution for Cascadia intermittent no-start and CPC not configured message
FAB3372025-01-07. Other. ELECTRICAL SYSTEM. FAB 337 for 4th and Fifth Gen Cascadia RP1226 - Progressive Low Voltage Disconnect (PLVD)
CXA 8_24_BCA CLDS TSB2024-09-07. Other. ELECTRICAL SYSTEM. CX Advocate for Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality (TSB54-369-FTL, TSB54-095-WST)
CXA 7_24_CTP2 Shrtg_SF6852024-08-02. Other. ELECTRICAL SYSTEM. CX Advocate for CTP2 Shortage Recovery – Cummins Only (SF685)
TSB54-369-FTL2024-08-02. Service bulletin. ELECTRICAL SYSTEM. Technical Service Bulletin for New Battery Cable Access Parts for Improved Cold Weather Functionality
SS3150-FTL2024-08-02. Other. ELECTRICAL SYSTEM. Service Solution for ECP Solenoid Interim Service Replacement Parts
SF673 POSTCARD LARGE2024-06-07. Service campaign. ELECTRICAL SYSTEM. Field Service Campaign Owner Reminder Postcard large population
SF673 POSTCARD SMALL2024-06-07. Service campaign. ELECTRICAL SYSTEM. Field Service Campaign Owner Reminder Postcard small population
SF672 POSTCARD LARGE2024-06-07. Service campaign. ELECTRICAL SYSTEM. Field Service Campaign Owner Reminder Postcard large population
SF672 POSTCARD SMALL2024-06-07. Service campaign. ELECTRICAL SYSTEM. Field Service Campaign Owner Reminder Postcard small population
CALFTL54-0272024-06-05. Service bulletin. ELECTRICAL SYSTEM. Customer Advisory Letter for New Cascadia Vehicles Equipped With D- Climate P4 Ground Cable Anti-Corrosion Sealer Issue
SF672_V42023-12-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Revised Field Service Campaign for Common Telematics Platform Software Update
SF6722023-06-29. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Field Service Campaign for Common Telematics Platform Software Update
543022023-05-22. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ABS Light illuminating in the ICU.
8V4912023-05-22. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ICUC Bulb check function.
CALFTL54-0272023-02-02. Service bulletin. ELECTRICAL SYSTEM. Customer Advisory Letter for New Cascadia Vehicles Equipped With D-Climate P4 Ground Cable Anti-Corrosion Sealer Issue.
MYCOM_110120222022-12-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. My Communications for SF625 and SF657 Pre-Flashed USB Tools. The download files for SF625 and SF657 are no longer available in our download center. In order to perform these updates you will need to order the Pre-Flashed USB tools from the PDC. This will allow for a more efficient and timely service.

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