NHTSA Complaint #11526636 — 2018 RAM 3500

The contact owns a 2018 Ram 3500. The contact stated that on several occasions while driving at high speeds, the vehicle drove over a bump in the roadway and the ABS warning light, electronic stability control warning light, and the check engine warning light intermittently illuminated but remained illuminated. The contact stated that prior to driving over the bump, the cruise control operated as designed; however, after driving over the bump, the cruise control failed to operate as needed. The vehicle was taken to Auto Zone for diagnostic testing. The contact stated that several unknown codes were retrieved. The vehicle was not repaired. Neither the dealer nor the manufacturer were notified of the failure. The failure mileage was approximately 112,000.