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Service bulletins for the 2024 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.

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

By type

By component

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
CXA 03_26_Surge Tank2026-04-02. Other. ENGINE. CX Advocate for discolored coolant surge tanks (24CSA-20)
CXA 03_26_SSR2026-04-02. Other. ENGINE. CX Advocate for error generates when SSR is moved into an engine brake position 1,2,3 (TSB-26-058-FTL, TSB-26-009-WST)
FleetCom_Heater Core2026-01-08. Other. ENGINE. Fleet Communications for Heater Core Plugging
TSB54-377-FTL2026-01-07. Service bulletin. ENGINE. Technical Service Bulletin Low Coolant Sensor
FleetCom_SS 3163-FTL2025-12-06. Other. ENGINE. Fleet Communications for Power Steering Reservoir Fill Cap Venting
FleetCom_Low Coolant2025-12-05. Other. ENGINE. Fleet Communications for Low Coolant Sensor
CXA 10_25_Discolored Cool2025-11-06. Other. ENGINE. CX Advocate for Plastic Opaque Surge Tank Staining
CXA_10_25_Low Coolant2025-11-05. Other. ENGINE. CX Advocate for P4, WST X-Series, DD Engines Low/Critical Low Coolant Warnings
CXA_10_25_Conmet Oil Pan2025-11-05. Other. ENGINE. CX Advocate for ConMet Oil Pan Insert Additional Issues
CXA_9_25_Tech Questions2025-10-03. Other. POWER TRAIN; ENGINE. CX Advocate for technical questions/issues raised
CXA_8_25_Tech Questions2025-09-02. Other. POWER TRAIN; ENGINE; UNKNOWN OR OTHER. CX Advocate for technical questions/issues raised
24CSA-19Rev2025-09-02. Other. ENGINE. Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
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
TSB01-002-DDC2025-03-04. Service bulletin. ENGINE. Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
MYCOM_02102025-12025-03-04. Other. ENGINE. My Communications for Variable Speed Coolant Pump for DD13 Engines - Cascadia/57X Only
TSB01-001-DDC2025-03-04. Service bulletin. ENGINE. Technical Service Bulletin for GHG17 and Newer DD Platform Heavy Duty Oil Pan Drain Plug Inserts
D24M5-OWN LTR2025-01-30. Service campaign. ENGINE. Detroit Field Service campaign for 2024 HDEP ACM Software Reprogramming.
D24M5-DLR LTR2025-01-30. Service campaign. ENGINE. Detroit Field Service campaign for 2024 HDEP ACM Software Reprogramming.
D24M5-Bulletin2025-01-30. Service campaign. ENGINE. Detroit Field Service campaign for 2024 HDEP ACM Software Reprogramming.
CXA 1_16_Turbo Oil Drain2025-01-29. Other. ENGINE. CX Advocate for turbo oil drain cracking
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.

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