Forest River, Inc. (Forest River) is recalling certain 2017-2018 Dynamax Isata vehicles, models ISC36DSD, ISC35DBD, ISC36DSD4X4, built on RAM chassis equipped with Cummins 6.7L Turbo Diesel engines that have Concentric-brand water pumps without a vent hole. These water pumps may leak coolant.
The leaking water pump can increase the risk of an engine compartment fire.
Forest River will notify owners and Chrysler/RAM dealers will replace the water pumps, free of charge. The recall began on December 4, 2017. Owners may contact Forest River customer service at 1-574-262-3474 extension 212, or Chrysler customer service at 1-800-853-1403. Forest River's number for this recall is 55-0564.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.