The recall covers nearly 50,000 vehicles in the 2010 to 2014 model years.
Cummins Natural Gas Engine Recall Affects Mack, Navistar Trucks
The recall, which Cummins will oversee, covers more than 3,000 Mack and Navistar trucks equipped with the ISL G natural gas engine. The trucks are potentially at risk for oil leaks that pose a fire risk.