One problem related to engine cooling system has been reported for the 2010 Jeep Wrangler. The most recently reported issues are listed below.
The contact owns a 2010 Jeep Wrangler. Within six months of owning the vehicle, there was an excess build up of sand on the engine block which affected the cooling system. The vehicle was taken to two different dealers. The engine was flushed, but the failure continued. The vehicle was to be taken back to a dealer for further diagnostic testing. The manufacturer was notified. The VIN and failure mileage were not available.