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Service bulletins for the 2018 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.

1044 on file from NHTSA, as of 2026-10-19.

Warranty extensions
WI24-0192024-12-04. ENGINE. Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates

A warranty extension may pay for a repair after the basic warranty has ended. Read the document for which vehicles and which repair it covers.

By type

By component

Bulletins, newest first
TSB-00-046-FTL2026-02-03. Service bulletin. UNKNOWN OR OTHER. Technical Service Bulletin for Cascadia Generations
FleetCom_Pwr Steer Res2026-01-08. Other. STEERING. Fleet Communications for Power Steering Resevoir - NTF Replacements
FleetCom_Oil Plug Loc2026-01-08. Other. POWER TRAIN. Fleet Communications for NFD Lower Oil Plug Location - SP Axles
FleetCom_SS 3163-FTL2025-12-06. Other. ENGINE. Fleet Communications for Power Steering Reservoir Fill Cap Venting
SS3076-FTL2025-11-05. Other. VISIBILITY/WIPER. Service Solution for P4 Main Mirror Arm Covers Loose - Falling Off
CXA_8_25_KY AEB2025-09-02. Other. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. CX Advocate for KY AEB Notice
KY AEB Notice2025-09-02. Other. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. Customer letter for Detroit Assurance Kentucky Interstate 71 Road Hazard
TSB35-034-FTL2025-08-02. Service bulletin. WHEELS. Revised Technical Service Bulletin for Hub Oil Level in Final Drive (NFD) Top Performance Axles on Decked Vehicles
TSB26-056-FTL2025-05-02. Service bulletin. POWER TRAIN. Service Solution for DT12 Oil Plug Ports
TSB54-276-FTL2025-04-02. Service bulletin. UNKNOWN OR OTHER. Technical Service Bulletin for Load Dump Switch Inspection and Installation on Dometic Refrigerators
CXA 3_25_NOx2025-04-02. Other. ENGINE. CX Advocate for NOx conversion low faults
CXA 2_25_Turbo Oil Drain2025-03-04. Other. ENGINE. CX Advocate for turbo oil drain cracking
CXA 2_25_NOx2025-03-04. Other. ENGINE. CX Advocate for NOx conversion low faults
MYCOM_02102025-12025-03-04. Other. ENGINE. My Communications for Variable Speed Coolant Pump for DD13 Engines - Cascadia/57X Only
SS3163-FTL2025-01-29. Other. STEERING. Service Solution for Power Steering Reservoir Fill Cap Venting
SS3161-FTL2025-01-29. Other. ELECTRICAL SYSTEM. Service Solution for Cascadia intermittent no-start and CPC not configured message
CXA 1_16_Turbo Oil Drain2025-01-29. Other. ENGINE. CX Advocate for turbo oil drain cracking
CXA 1_16_Seat Occupancy2025-01-29. Other. SEATS. CX Advocate for repairing seat occupancy sensor (TSB 91-016-FTL)
CXA 1_16_NOx2025-01-29. Other. ENGINE. CX Advocate for NOx conversion low faults
CXA 1_16_GATS2.42025-01-29. Other. ENGINE. CX Advocate for GATS2.4 being expanding to DD15
CXA 1_16_DD13 Altitude2025-01-29. Other. ENGINE. CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
CXA 1_16_CARB Truck Chec2025-01-29. Other. ENGINE. CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
TSB35-039-FTL2025-01-03. Service bulletin. POWER TRAIN. Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance Passive Lube Management
TSB35-032-FTL2025-01-03. Service bulletin. POWER TRAIN. Technical Service Bulletin for Detroit Drive Axle Identification and Lubrication
TSB35-039-FTL2024-12-06. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance Passive Lube Management.

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