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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
SS10330942021-06-09. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE (MAP) SENSOR. Service Solution SS 1033094 KUS Float Tube Fuel Level Sensor Inform...
SS10331982021-06-09. Service bulletin. ELECTRICAL SYSTEM. Service Solution SS 1033198 P4 New Cascadia Refrigerator Power Supp...
SS10334522021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS1033452 Setting the time in the ICUC (New Cascadia)
SS10334822021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS1033482: Trailer Stop lamp activation w/ hand valve (parameter configuration) - P4 New Cascadia
SS10335232021-06-09. Service bulletin. SUSPENSION. Service Solution SS 1033523 Airliner Suspension Dump and Raise Functionality and Troubleshooting
SS10336382021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS 1033638 - Power Window Express Down Module Discontinued
DTSGA2021-06-04. Service bulletin. LANE DEPARTURE. Dealer communication concerning the semiconductor and microprocessor shortages affecting the ordering of Detroit Side Guard Assist (SGA).
TechTalk5669492021-06-03. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Tech Talk Discussion Gen 5 DD15 Engine noise metal to metal clunk/grunt. Bad Vibration dampener/ balancer
TechTalk5667442021-06-03. Service bulletin. ELECTRICAL SYSTEM. Tech Talk Discussion P4 Ground Issues Continue
TechTalk5666912021-06-02. Service bulletin. POWER TRAIN. Tech Talk Discussion Gen 5 valve train issue
TechTalk5666452021-06-02. Service bulletin. ENGINE AND ENGINE COOLING. Tech Talk Discussion Cylinder #1 Exhaust Pressure Pulse Too High
CALFTL42-0042021-05-26. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES, HYDRAULIC. Customer Advisory Letter for Drive Axle Drum Brake S-Cam U-Bolt Replacement.
CALFTL54-0092021-05-25. Service bulletin. SERVICE BRAKES; SERVICE BRAKES, AIR. Customer Advisory Letter on New Cascadia ABS Fault Codes 520216/31 and 629/11
CALFTL54-0022021-05-25. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. Customer Advisory Letter on Enabling Horn Alarm with the Door Open and the Park Brake Set
FAB2502021-05-19. Service bulletin. UNKNOWN OR OTHER. Freightliner Action Bulletin FAB250 cascadia sales data bo-2020-07-02
FAB2492021-05-19. Service bulletin. UNKNOWN OR OTHER. Freightliner Action Bulletin FAB249 cascadia adr dealer bu-2020-07-02
FAB1582021-05-18. Service bulletin. POWER TRAIN. Freightliner Action Bulletin FAB158 Cummins Eaton SmartAdvantage
FAB1542021-05-18. Service bulletin. VISIBILITY; STRUCTURE. Freightliner Action Bulletin FAB154 New options for Cascadia
FAB1532021-05-18. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Freightliner Action Bulletin FAB153 New Harness Highway for Cascadia
FAB1462021-05-18. Service bulletin. VISIBILITY; EXTERIOR LIGHTING. Freightliner Action Bulletin FAB146 Cascadia LED headlights
FAB1452021-05-18. Service bulletin. STRUCTURE. Freightliner Action Bulletin FAB145 New Cascadia Roof Fairing
FTLCAE182-20172021-05-17. Service bulletin. POWER TRAIN; EQUIPMENT. New DT12 Transmission for Original Cascadia
FTLCAE173-20172021-05-17. Service bulletin. EQUIPMENT; POWER TRAIN. Air-to-Oil Coolers for DT12 in New Cascadia
FTLCAE172-20172021-05-17. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT. New Accuride Aluminum Wheels
FTLCAE167-20162021-05-17. Service bulletin. VISIBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Important Update for Parked HVAC System Options

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