The contact owns a 2018 Acura MDX. While the contact’s wife was driving and stopped at a stop light, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that the transmission hesitated, and the vehicle jerked forward. The contact stated that the failure was persistent. In addition, the contact stated that the transmission was shifting abnormally hard. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The dealer was made aware of the failure. The manufacturer was not made aware of the failure. The failure mileage was approximately 92,365.