2027 Western Star 47X problems

What is wrong

Daimler Trucks North America, LLC (DTNA) is recalling certain 2027 Western Star 49X, Western Star 47X, Freightliner Cascadia Fifth Gen, Freightliner Cascadia, Freightliner 114SD, Freightliner Business Class M2, and Freightliner 108SD vehicles equipped with certain Cummins drivelines. The driveline may be missing a snap ring in the slip yoke assembly, possibly causing the driveline to separate from the vehicle.

Risk

Driveline separation can cause a loss of drive power, increasing the risk of a crash. Detached components can become a road hazard for other vehicles, increasing the risk of a crash.

Remedy

Cummins will inspect and replace the driveline as necessary, free of charge. Owner notification letters are expected to be mailed January 5, 2027. Owners may contact DTNA customer service at 1‑800‑547‑0712 or Cummins customer service at 1‑800‑286‑6467. DTNA's number for this recall is F1046.

Recall number 26V737000 · Recall details

What is wrong

Daimler Trucks North America (DTNA) is recalling certain 2020-2027 Western Star 49X and 2021-2027 Western Star 47X vehicles. A stud connecting the battery to the starter at the frame rail may have been incorrectly installed or may corrode, which can cause a short circuit.

Risk

A short circuit increases the risk of a fire.

Remedy

Dealers will repair the studs, free of charge. Owner notification letters were mailed May 22, 2026. Owners may contact DTNA customer service at 1‑800‑547‑0712. DTNA's number for this recall is F1029. This recall replaces and expands the federal safety agency recall number 25V326. Vehicles already repaired under the previous recall will need to have the new remedy completed.

Recall number 26V079000 · Recall details