International Transtar, Prostar +1 more: Trailer hitches — fifth wheel assembly

Affects International Transtar, Prostar, Lonestar · 2011–2014 — about 4K vehicles.

The hazard

If the fifth wheel and locking mechanism are sufficiently damaged, the locking mechanism may fail to operate as intended and the trailer may unexpectedly detach from the tractor, increasing the risk of a crash.

What to do

Navistar will notify owners, and Fontaine dealers will replace the fifth wheel with an Ultra NT model fifth wheel, free of charge. The recall began on November 18, 2015. Owners may contact Navistar customer service at 1-800-448-7825, or Fontaine customer service at 1-844-597-7393.

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