Tl* the contact owns a 2020 nissan altima. the contact stated that while driving in reverse the automatic electronic braking activated although no objects were present behind the vehicle. additionally, while switching to the reverse the message indicating an object was behind the vehicle was displayed. while driving the vehicle hesitated and vibrated while the accelerator pedal was depressed. the blind spot monitoring system also experienced intermittent failures. the vehicle was taken to the local dealer (metro nissan of montclair (9440 aotpex st. montclair, ca) who indicated the crash avoidance system needed to be replaced. the manufacturer was not notified of the failures. the failure mileage was 3,000. the vin was not available.