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Service bulletins for the 2022 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.

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

By type

By component

Bulletins, newest first
CONSOLESHORTAGE2021-08-04. Service bulletin. EQUIPMENT. Storage Console Shortage. Freightliner and Western Star orders with the following option may experience a temporary delay in availability of the storage console mounted on the interior backwall of Daycabs.
BATTDISCONNECT2021-08-04. Service bulletin. ELECTRICAL SYSTEM. Continued Supply Shortages Impacting Battery Disconnect Components
AXLEOILSHORTAGE2021-08-04. Service bulletin. POWER TRAIN. Communication for 75W-85 Detroit Axle Oil Supply Shortage.
MCMSHORTAGE2021-08-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Shortage Communication Letter for Continued Part Shortages.
0204-162021-08-02. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. Wire harness.
FAB2862021-07-24. Service bulletin. SUSPENSION. Freightliner Action Bulletin FAB286 Cascadia Rear Suspension Ride Height
FAB2852021-07-24. Service bulletin. STRUCTURE. Freightliner Action Bulletin FAB285CAS Ultra Lightweight Package
FAB2832021-07-23. Service bulletin. LANE DEPARTURE. Freightliner Action Bulletin FAB283 Bendix AutoVue
FAB2822021-07-23. Service bulletin. EQUIPMENT. Freightliner Action Bulletin FAB282 New Radios
TS382-20212021-07-22. Service bulletin. FORWARD COLLISION AVOIDANCE. Training Solutions for Detroit Assurance Frontend Radar (RDF) General Troubleshooting Approach. This solution acts as an overall guide for troubleshooting Frontend Radar (RDF), Adaptive Cruise Control (ACC), and Active Brake Assist (ABA) issues. The troubleshooting approach below is an all-encompassing approach to address most of the relevant complaints related to the RDF. Some of it may be redundant for the specific issue you run into but most likely will address the issue you are facing.
SS2083FTL20212021-07-22. Service bulletin. SUSPENSION. Service Solution for Aero Height Control Interfering with RDF Alignment and 42/523004/13 and 232/524042/9 Active for vehicles equipped with Hadley Smart Valve. The Aerodynamic Height Control feature on the New Cascadia is a feature that raises and lowers the air suspension with relation to vehicle speed in order to reduce drag and achieve better fuel efficiency. The Hadley Smart Valve (HSV) is the module that makes this possible by applying and exhausting air from the rear axle suspension as necessary.
SS3082FTL20212021-07-22. Service bulletin. FUEL SYSTEM, GASOLINE. Service Solution for New Cascadia Fuel Sending Unit Connector Loose.
SS3081FTL20212021-07-22. Service bulletin. LANE DEPARTURE; FORWARD COLLISION AVOIDANCE. Service Solution for VRDU Fault Code 232/524000/19and 232/524049/19 – ECU CPC Data Error. This VRDU code typically sets after the VRDU gets reprogrammed and parameters to clear out. To prevent this from happening in the future, follow the programming guide laid out in SB 54-308.Parameter changes during flashing can occur if the programming steps are not followed.
CALFTL91-0022021-07-21. Service bulletin. SEATS. Customer Advisory Letter for Replacement of Sears Driver Seat Metal Mounting Clip to Eliminate Seat Sensor Chaffing Issue. The seat sensor harness on New Cascadia vehicles ordered with a Sears driver seat (sales code 756-1H2) may experience chaffing due to the incorrect mounting of a metal clip edge;
SF6222021-06-29. Service bulletin. SERVICE BRAKES, HYDRAULIC. Field Service Campaign for Cascadia/49X ABS MBSP+ Controller Software Update. Certain vehicles have a WABCO Anti-Lock Braking System (ABS) controller that logs excessive 629-11 fault codes which subsequently lead to additional downstream fault codes.
SB54-3382021-06-29. Service bulletin. VISIBILITY. Updated Freightliner Service Bulletin for Updating HVAC ECU Software to Fix Front HVAC Evaporator Freezing and Improve Espar Heater Cool Down. This bulletin replaces the version dated 03/03/2021. Information on software versions and the number of software updates needed has been updated.
SS3078-FTL20212021-06-26. Service bulletin. ELECTRICAL SYSTEM. Freightliner Service Solution for New Cascadia No Start and or Stalk Switch Shift Lever Right Active Fault(s). The solution applies to New Cascadia vehicles built from 1/1/2020 with Detroit Engines and DT12 transmissions.
CALFTL31-0042021-06-26. Service bulletin. WHEELS. Customer Advisory Letter for 4-Hook Chain Hanger Replacement.
PM Sensor Shrtg2021-06-19. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Supply chain shortage notice. Model Year 2022 Freightliner, Western Star, Freightliner Custom Chassis, and Thomas Built Bus vehicles manufactured with the following engines have been built without a Particulate Matter (PM)/Soot sensor: •DD15 Gen 5 (Gats 2.0) (with a June 2021 or later GHG build date) •DD13 Gen4 (1-box) (with a June 2021 or later GHG build date) •Cummins B6.7 (with a June 2021 or later GHG build date) •Cummins X15 with ratings of 400-500HP (with a June 2021 or later GHG build date) As a result, the vehicle has a non-conforming On-Board Diagnostic (OBD) system. The engine manufacturers will pay to install the OBD PM sensor and corresponding software through a recall once sensors become available.
SS36722021-06-10. Service bulletin. UNKNOWN OR OTHER. SAM Cab & SAM Chassis Wall Charts
SS37042021-06-10. Service bulletin. ELECTRICAL SYSTEM. Cascadia Fault codes 6.0
SS4690762021-06-10. Service bulletin. UNKNOWN OR OTHER. Odometer racks up mileage when the vehicle is stationary - Cascadia
SS10230692021-06-09. Service bulletin. UNKNOWN OR OTHER. Cascadia - Engine Will Not Crank (No Starter Output from SAM Cab)
SS10329742021-06-09. Service bulletin. UNKNOWN OR OTHER. SS 1032974 High Oil Pressure on 2017 DTNA Vehicles Instrument Cluster Display
SS10330472021-06-09. Service bulletin. UNKNOWN OR OTHER. Service Solution SS 1033047 M2 Battery Drain Problem – Mismatched I...

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