Tl* the contact owns a 2011 nissan frontier. the contact stated that while driving on the highway, the vehicle started jerking violently and stalled. the vehicle was towed to an authorized dealer, who stated that the fuel tank was tampered with due to the presence of sugar being inside of it. as a result, the fuel line needed to be cleaned. the manufacturer was not made aware of failure. the vehicle was not repaired. the failure and current mileages were 25,000.