International Prostar, Lonestar +4 more: Engine and engine cooling — diesel

Affects International Prostar, Lonestar, Paystar, HX, 9900I, LT · 2017–2019 — about 26K vehicles.

The hazard

If the fuel line bursts, fuel may leak onto the road resulting in a roadway hazard for other motorists. The engine may also stall without warning, resulting in the vehicle's inability to restart, increasing the risk of a crash.

What to do

Cummins will notify the affected owners and dealers will replace the nylon fuel line with a steel fuel line, free of charge. Navistar issued owners an interim notification on October 11, 2018. The recall began November 21, 2018. Owners may contact Navistar customer service at 1-800-448-7825, or Cummins customer service at 1-800-286-6467.

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