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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.

By type

By component

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
SS10331332021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS 1033133 Wipers Creeping With Wiper Switch Off (New Cascadia)
SS10333632021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS1033363 CEL on Above 70 MPH (CPC fault code 1624/3)
SS10331982021-06-09. Service bulletin. ELECTRICAL SYSTEM. Service Solution SS 1033198 P4 New Cascadia Refrigerator Power Supp...
SS10332602021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS 1033260 New Cascadia Electric Horn Sounds One Time When Driver’s Door Is Opened
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
SS10333642021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS1033364 - New Cascadia Forward Chassis Harness Chafe
SS10335222021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS 1033522 New Cascadia with fault codes RDF42/542430/19 - ECU PSM Data error and VRDU232/524042/19 - ECU RDF data error
SS10336382021-06-09. Service bulletin. ELECTRICAL SYSTEM. SS 1033638 - Power Window Express Down Module Discontinued
TechTalk5669802021-06-03. Service bulletin. ELECTRICAL SYSTEM. TechTalk Discussion GHG 17 Regens not Completing
FAB1532021-05-18. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Freightliner Action Bulletin FAB153 New Harness Highway for Cascadia
FTLCAE167-20162021-05-17. Service bulletin. VISIBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Important Update for Parked HVAC System Options
TK-APU2021-05-10. Service bulletin. ELECTRICAL SYSTEM. Evolution APU No Regen.
CALFTL54-0162021-04-24. Service bulletin. ELECTRICAL SYSTEM. Customer Advisory Letter for Battery Cable Access (BCA) 29A Cable Inspection.
CALFTL54-0042021-03-31. Service bulletin. ELECTRICAL SYSTEM. Customer Advisory Letter for Customer Access to Fused Battery Power and Ground inside a Cascadia Cab vehicles built without a cab load disconnect switch (CLDS).
CALFTL54-0152021-03-26. Service bulletin. ELECTRICAL SYSTEM. Customer Advisory Letter for Disabling the Park Brake Drag ICU Warning Message.
SS3071FTL20212021-03-25. Service bulletin. ELECTRICAL SYSTEM. Service Solution for New Cascadia Maintenance Indicator Issues. Some customers have reported incorrect or undesired pop up messages occurring in the ICC5 display and have requested field correction.
SS3070FTL20212021-03-25. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE. Service Solution for P4 New Cascadia Side Guard Radar Harness Moisture Intrusion. The 6-pin connector located at the side radar can show signs of water intrusion if wires are strained at the connector. Wires without strain relief can allow water to intrude past the seals, resulting in corrosion on the terminals and pins within the connector. Active fault codes for lost communication with RDU and SRRM, plus other codes for CPC, CGW and ABS.
WP21-0072021-03-24. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Warranty Policy Letter for battery tags. DTNA determined that since adopting the AutoMeter BCT-460DTNA Powernet Assessment Tool (AutoMeter) as the required powernet system tester, not all battery tags have to be retained support Warranty-related claims.
0805-172021-03-15. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT. 0805-17 Contaminated Fluids
TechTalk81282021-03-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Tech Talk discussion on GHG 17 SOFTWARE UPDATE FOLLOWED BY NO START.
TechTalk81532021-03-03. Service bulletin. ELECTRICAL SYSTEM. Tech Talk discussion on New Cascadia Dump Switch not working.
TechTalk48552021-03-02. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM. Tech Talk continued discussion for P4 Next Gen Cascadia dome lights stay on while driving.
P4HALOGENUPDATE2021-03-02. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Customer Maintenance Enhancements for the P4 Halogen Lamp replacement procedure.
SS10348842021-02-27. Service bulletin. ELECTRICAL SYSTEM. Service Solution for P4 New Cascadia Unintended Dome Lamp Activation Due To Poor Connections at the sSAM.

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