The worst 2026 Freightliner 108SD problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 4
Suspension: critical fasteners
- What is wrong
- Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2026 Western Star 49X, Freightliner Business Class M2, Freightliner 114SD, Freightliner 108SD, 2021-2026 Western Star 47X, 2021-2023 Freightliner 122SD, 2022 Western Star 48X, and 2023 Western Star 4700 vehicles. The axle clamp fasteners may be loose, which can result in a loss of vehicle control.
- Risk
- A loss of vehicle control increases the risk of a crash.
- Remedy
- Dealers will inspect and tighten the fasteners, as necessary, free of charge. Owner notification letters were mailed December 29, 2025. Owners may contact DTNA customer service at 1‑800‑547‑0712. DTNA's number for this recall is F1027.
Recall number 25V760000 · Recall details
Service brakes, air: critical fasteners
- What is wrong
- Daimler Trucks North America, LLC (DTNA) is recalling certain 2025 FCCC XCR, FCCC XBS, FCCC MT45, Western Star 57X, 2025-2026 Freightliner Business Class M2, Freightliner Cascadia, Freightliner 114SD, Freightliner 108SD, FCCC MT55G, FCCC MT45G, FCCC XCP, FCCC XCM, Western Star 49X, Western Star 47X, 2026 Freightliner Cascadia 5th Gen, FCCC MT55, and FCCC MT50E vehicles. The brake caliper mounting bolts may loosen and detach, which can cause a loss of brake function and damage the tire and/or wheel.
- Risk
- A loss of brake function can increase the risk of a crash. In addition, a damaged wheel or tire can lead to a loss of vehicle control, increasing the risk of a crash.
- Remedy
- Dealers will inspect and replace or tighten the brake caliper mounting bolts, as necessary, free of charge. Owner notification letters were mailed November 10, 2025. Owners may contact DTNA customer service at 1‑800‑547‑0712. DTNA's number for this recall is F1023.
Recall number 25V601000 · Recall details
Steering: critical fasteners
- What is wrong
- Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2026 Western Star 47X, Freightliner Business Class M2, FCCC MT55G, 2025-2026 Western Star 49X, Freightliner Cascadia, Freightliner 114SD, FCCC MT45G, FCCC S2RV106, 2026 Thomas Built Buses Saf-T-Liner C2, Freightliner eCascadia, FCCC S2C106, and Freightliner 108SD vehicles. The tie rod castle nut and cotter pin may not be installed properly, which can result in a loss of vehicle steering control.
- Risk
- A loss of vehicle steering control increases the risk of a crash.
- Remedy
- Dealers will inspect and replace the tie rod assembly, as necessary, free of charge. Owner notification letters were mailed November 10, 2025. Owners may contact DTNA customer service at 1‑800‑547‑0712. DTNA's number for this recall is D25R2.
Recall number 25V603000 · Recall details
Exterior lighting: brake lights
- What is wrong
- Daimler Trucks North America, LLC (DTNA) is recalling certain 2026 Freightliner eM2, Freightliner 108SD, Freightliner 114SD, Freightliner Cascadia, 2025-2026 Freightliner Business Class M2, Western Star 47X, and Western Star 49X vehicles. A software error in the advanced signal and actuator module for the automatic emergency braking system may cause the brake lights to fail to illuminate.
- Risk
- Brake lights that fail increase the risk of a crash.
- Remedy
- Dealers will update the automatic emergency braking system software, free of charge. Owner notification letters were mailed May 15, 2025. Owners may contact DTNA customer service at 1‑800‑547‑0712. DTNA's number for this recall is F1018.
Recall number 25V187000 · Recall details
Technical service bulletins for the 2026 Freightliner 108SD 67
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Customer Advisory Letter for Torque Converter Parameter Mismatch
- Fleet Communications for Adaptive Cruise Control (ACC): Cummins Medium Duty Engines (SF735)
- Fleet Communications for Chelsea PTO Quality Notice (TSB 26-059 FTL, TSB-26-010 WST).
- CX Advocate for Chelsea PTO Quality Notice (TSB 26-059 FTL, TSB-26-010 WST).
- Revised important Campaign Information letter for Loves Travel Shops Authorized Campaign Program for SF732
- Detroit Transmissions Manual Update for Symptom Diagnostics — DT12 C/D Box Range Shift to Neutral with...
- Important Campaign Information letter for SF735
- Revised Field Service Campaign for Adaptive Cruise Control (ACC): Cummins Medium Duty Engines
- Important Campaign Information letter for SF732 Revised Bulletin
- Revised Field Service Campaign for Power Acumen Fuse
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Questions about the 2026 Freightliner 108SD
Is the 2026 Freightliner 108SD reliable?
Owners have filed 0 complaints about the 2026 Freightliner 108SD.
What is the most common problem with the 2026 Freightliner 108SD?
There are not enough complaints to tell.
How many recalls does the 2026 Freightliner 108SD have?
4 recalls, covering suspension, service brakes, air and steering.
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