Western Star 5700: Power train — axle assembly

Affects Western Star 5700 · 2017 — about 698 vehicles.

The hazard

If output shaft fractures while descending a grade, the compression braking will be ineffective. Additionally, large debris may land in the road. Both scenarios increase the risk of a crash.

What to do

DTNA will notify the owners, and Detroit Axle dealers will replace the output shaft, free of charge. The recall began on July 7, 2017. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-738.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational