The contact owns a 2020 Honda Pilot. The contact stated that the vehicle was jerking while attempting to accelerate. The vehicle was taken to the dealer who diagnosed the vehicle with fuel injector failure. The fuel injector was replaced. The contact stated that the emissions light illuminated after the repair. The vehicle was taken to AutoZone who diagnosed that the catalytic convertor had failed and needed to be replaced. The vehicle was taken to the dealer and the catalytic convertor failure was confirmed. The catalytic converter was replaced. The emissions light was then blinking consistently with the TPMS, power steering, and other unknown warning lights intermittently illuminated. The contact stated that the vehicle was shaking abnormally while idling. The dealer was contacted, and an appointment was scheduled. The vehicle was not taken to be diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 60,000.