2026 Freightliner Cascadia technical service bulletins
134 technical service bulletins and manufacturer communications cover the 2026 Freightliner Cascadia, including 2 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Standard Warranty Extension for vehicles with TitanX Radiators
- Warranty Extension for Frame Rail Paint Standard Warranty Policy Extension
- Fleet Communications for the status of a fuel investigation regarding fuel pumps
- Field Service Campaign for Cascadia ACC Engagement
- Fleet Communications for Chelsea PTO Quality Notice (TSB 26-059 FTL, TSB-26-010 WST).
- Fleet Communications for CTP3 Antenna Bluetooth Communication Issue (SF736)
- Fleet Communications for Planned Enhancements
- Fleet Communications for Planned Enhancements – CPCA – Concentric Pneumatic Clutch Actuator
- CX Advocate for Surge Tank Level Sensor Float Sinking
- Technical Service Bulletin for Door Sill Plate Bracket Repair
- CX Advocate for Chelsea PTO Quality Notice (TSB 26-059 FTL, TSB-26-010 WST).
- CX Advocate for CTP3 Antenna Bluetooth Communication Issue (SF736)
- Detroit Transmissions Manual Update for Symptom Diagnostics — DT12 C/D Box Range Shift to Neutral with...
- Draining Water Trapped in the Upper A-Pillar
- Revised Warranty Information letter for missing chamber caging bolts
- Truck Equipment Manufacturer upfit guide for Detroit Assurance Forward Radar Relocation and Adjustment
- CX Advocate for Lost/Damaged Replacement F1011/F1015 Labels
- Field Service campaign for Cascadia CTP3 Antennas
- Warranty Information letter for missing chamber caging bolts
- Technical Service Bulletin for Chelsea PTO Quality Issue
- CX Advocate for Eliminating Retaining H-Plate; Revised to Native Voss QuickConnect
- CX Advocate for Utility Lamp water intrusion
- Warranty Information letter for Reman Parts Usage Policy Reminder
- Service Solution for Progressive Low Voltage Disconnect Parameter Update
- Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
- CX Advocate for P4 Side Guard Assist On/Off Menus and Trailer Functionality (TSB-54-381-FTL)
- Parts Bulletin for Discontinued Camera Cable and Replacement Options
- Field Service campaign for Differential Lock Buzzer
- Fleet Communications for Torque Quality
- Fleet Communications for starter issues
- Fleet Communications for Top Routing and Clipping Defects
- CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
- Technical Service Bulletin forSide Guard trailer detection
- Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
- Fleet Communications for top 10 warranty components and action
- Fleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement
- Fleet Communications for parts bulletin on Fluorosilicone Fuel Tank Cap Seals
- Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
- Revised Customer Advisory Letter for HSV Link Smart Valve Firmware Update
- My Communications for Alliance EX Value Brake Drum
- My Communications for update on UFU R61709 Fuel Filters
- My Communications for fifth wheel leg height changes
- Fleet Communications for ESPAR hydronic heater
- Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- Revised Technical Service Bulletin for DT12 Excessive Wear
- Technical Service Bulletin for DT12 Excessive Wear
- Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- CX Advocate for Aftermarket Transmission Support
- Technical Service Bulletin for Transmission shift stalk
- Customer Advisory Letter for HSV Link Smart Valve Firmare Update
- Fleet Communications for Intermittent Connections and ECU Fault Codes
- Fleet Communications for Wiring/Airing Routing and Clipping
- Technical Service Bulletin for DT12 PTO Upfit
- Fleet Communications for TCM Fault 520970/7 – Clutch Unable to Open Fully
- Fleet Communications for Corrosion Protecton/Glyptal Application
- Fleet Communications for Heater Core Plugging
- Fleet Communications for HVAC Eco Mode
- Fleet Communications for Detroit NFD Axle
- Fleet Communications for Detroit Axle NFD ALM to Passive Lube Management
- Fleet Communications for Power Steering Resevoir
- Technical Service Bulletin Low Coolant Sensor
- CX Advocate for New AMTcc
- CX Advocate for Driveline and mid-ship bearing vibration
- CX Advocate for Intermittent Connections and ECU Fault Codes
- Fleet Communications for Power Steering Reservoir Fill Cap Venting
- Fleet Communications for Key off amp draw
- Fleet Communications for New AMTcc
- Fleet Communications for A/C Compressor Assembly when replaced
- Fleet communications for Bosch Steering Gear Replacements
- Customer Advisory Letter for Inspecting Upper Cab Drain Tube
- Revised Emissions Recall for VECI Label Emissions Recall
- Important Campaign Information for F1011 & F1015 Campaigns Revised
- My Communications for Update to DTNA parts on UFU R61709
- Features and Benefits for SafetyDirect 5.1
- Service Solution for P4 Main Mirror Arm Covers Loose
- Service Solution for M2 Plus, 108,114SD Plus and New Cascadia Vehicles, SSL and SSR Non-Functional
- CX Advocate for technical questions/issues raised
- CX Advocate for Torque Quality
- CX Advocate for TufTrac M12 Bolts (TSB-32-057-FTL)
- CX Advocate for Wire/Airing Routing and Clipping
- CX Advocate for Experiencing Excessive Purging from Air Dryer
- Technical Service Bulletin for TufTrac M12 Bolts
- CX Advocate for SF715 Stalk Switch Left and Right Inoperative
- CX Advocate for Detroit Assurance on Cummins X15
- Warranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
- My communications for DTNA Announces Extended Coverage Policy Updates
- Revised Parts Bulletin for Cascadia 23-inch Diameter Fuel Tanks
- My Communications for UFI 0-Ring Announcement
- Technical Service Bulletin for DT12 Range Detent Diagnostic
- Field Service campaign for stalk switches
- Field Service Campaign for Adaptive Cruise Control & Tailgate Warning
- Important Campaign Information letter for F1015 Campaign Revised
- My Communications for UPDATE TO DTNA PARTS QUALITY ALERT STOCK HOLD on UFU R61709
- CX Advocate for KY AEB Notice
- CX Advocate for DT12
- Emissions Recall for VECI Label Emissions Recall
- My Communications for Parts Hold on UFU Filter
- Technical Service Bulletin for Heater Return Pipe
- Customer letter for Detroit Assurance Kentucky Interstate 71 Road Hazard
- My Communications for Cascadia Aero Component Amendments
- My Communications for ACCURIDE INTRODUCES THE 50300 22.5" X 9" STEEL WHEEL
- Revised Technical Service Bulletin for Hub Oil Level in Final Drive (NFD) Top Performance Axles on Decked...
- Service Solution for Heater Return Pipe
- CX Advocate for Detroit Assurance MPC/DFC/RLS Bracket Double Sided Adhesive Failures
- Parts Bulletin for Tie Rod Assembly Part Breakdown
- Service Solution for DT12 Oil Plug Ports
- Customer Advisory Letter for Accent Light Issue Instructions
- Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
- Features and Benefits for Detroit Connect Base Service Renewal
- Features and Benefits for Detroit Connect UpfrontService Extension
- CX Advocate for ICC5 erroneous electric power steering warning message (SS3176-FTL)
- CX Advocate for TPMS water intrusion
- CX Advocate for Progressive Low Voltage Disconnect Parameter Update
- Features and Benefits for SafetyDirect by RandMcNally
- Features and Benefits for aerodynamic enhancements
- Features and Benefits for exterior trim options
- Features and Benefits for MirrorCam Systems
VIN decoder
See the problems and recalls for an exact car
Buying a used 2026 Freightliner Cascadia?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history