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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.

Warranty extensions
WI24-0192024-12-04. ENGINE. Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
WP24-0172024-10-04. STEERING. Warranty Policy Letter for Steering Wheel Centering Policy Amendment

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-83-163-FTL2026-10-05. Service bulletin. VISIBILITY/WIPER. Technical Service Bulletin for HVAC Stops Cooling
MAN 00000728682026-10-05. Other. POWER TRAIN. Detroit Transmissions Manual Update for Symptom Diagnostics — DT12 C/D Box Range Shift to Neutral with Reversing Events (Aborts)
TSB-60-167-FTL2026-09-02. Service bulletin. STRUCTURE:BODY. Draining Water Trapped in the Upper A-Pillar
WI26-009R2026-09-02. Other. SERVICE BRAKES. Revised Warranty Information letter for missing chamber caging bolts
FleetCom 1_Hadley SV Susp2026-08-03. Other. SUSPENSION. Fleet Communications for Hadley Smart Valve - Raising Suspension
TEM-11-000012026-08-03. Other. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: WARNINGS. Truck Equipment Manufacturer upfit guide for Detroit Assurance Forward Radar Relocation and Adjustment
TSB-42-080-FTL2026-08-03. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for ABS Wheel Speed Fault Code Correction for MBSP Equipped Vehicles. Updated frequently asked questions.
WI26-0092026-07-06. Other. SERVICE BRAKES. Warranty Information letter for missing chamber caging bolts
FleetCom 1_Hadley SV Susp2026-07-06. Other. SUSPENSION. Fleet Communications for Hadley Smart Valve - Raising Suspension
CXA 06_26_Utility Lamp2026-07-06. Other. EXTERIOR LIGHTING. CX Advocate for Utility Lamp water intrusion
CXA 06_26_H Plate2026-07-06. Other. POWER TRAIN. CX Advocate for Eliminating Retaining H-Plate; Revised to Native Voss Quick­Connect
CAL FTL 54-0412026-07-06. Other. SUSPENSION. Customer Advisory Letter for XMC02T Service Record Update for Smart Valve Wake Behavior
TSB-26-057-FTL2026-06-01. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
WI26-0082026-06-01. Other. UNKNOWN OR OTHER. Warranty Information letter for Reman Parts Usage Policy Reminder
TSB-26-001-DDC2026-05-02. Service bulletin. POWER TRAIN. Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
SS 3175-FTL2026-05-02. Other. ELECTRICAL SYSTEM. Service Solution for Progressive Low Voltage Disconnect Parameter Update
CXA 04_26_Side Guard2026-05-02. Other. LANE DEPARTURE: BLIND SPOT DETECTION. CX Advocate for P4 Side Guard Assist On/Off Menus and Trailer Functionality (TSB-54-381-FTL)
ICI26-0062026-05-02. Other. POWER TRAIN. Important Campaign Information for SF706 - Revised, Reactivated
SF706-DLR LTR2026-05-02. Service bulletin. POWER TRAIN. Revised Field Service campaign for Cascadia Axle Conversion: Adaptive Tandem (AT) 6x4 to New Final Drive (NFD)
SF706-Bulletin2026-05-02. Service bulletin. POWER TRAIN. Revised Field Service campaign for Cascadia Axle Conversion: Adaptive Tandem (AT) 6x4 to New Final Drive (NFD)
PB-54-949-FTL2026-05-02. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS. Parts Bulletin for Discontinued Camera Cable and Replacement Options
FleetCom_Hood Tilt CPC2026-04-03. Other. VISIBILITY/WIPER. Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
TSB-26-001-DDC2026-04-02. Other. POWER TRAIN. Technical Service Bulletin for DT12 Range Detent Diagnostic
FleetCom P Top Warranty2026-04-02. Other. UNKNOWN OR OTHER. Fleet Communications for top 10 warranty components and action
TSB-54-381-FTL2026-04-02. Service bulletin. LANE DEPARTURE: ASSIST. Technical Service Bulletin forSide Guard trailer detection

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