NHTSA Complaint #11690500 — 2018 JEEP WRANGLER

The contact owns a 2018 Jeep Wrangler JK. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. There were no warning lights illuminated. The contact stated that the transmission failed to shift out of first gear and failed to exceed 8 MPH. The RPM was elevated almost to the red line. The contact stated that the failure had occurred several times, and the vehicle was unsafe to drive. The vehicle was taken to the dealer; however, the failure was not duplicated. The contact later purchased a portable diagnostic tester. The contact retrieved DTC: U414 (Transmission Control Module Failure). The dealer was contacted and advised the contact to take the vehicle in for a diagnostic test. The contact stated that the vehicle was taken to the dealer for the diagnostic test. The manufacturer was not made aware of the failure. The failure mileage was approximately 67,000.