Anti-theft Controller problems of the 2011 Hyundai Veracruz

Vehicle driven on highway at 60 mph and engine check sign came on, then car sign as antitheft sign appeared than tpc sign and navigation direction sign in mirror all kept blinking on and off. Vehicle started to slow down but speedometer stuck to 60 mph. Vehicle dropped speed gradually and I was afraid that other vehicles coming behind at full speed may hit my vehicle if they are not aware of my vehicle slowing down. I had to pulled the vehicle in shoulder lane and started my emergency blinkers on. Blinkers were going on and off and warning bell were also going on and off. Damaged the battery of my vehicle. Contact Hyundai customer care center and they informed me that the recall campaign 121 does not have remedy to this recall. This is very unsafe and cause an accident, crash, fire or serious injury or fatality, since it affecting to the speed of the vehicle and speedometer dose not responds to the current speed of vehicle. Damages the battery and blow off the horn of the vehicle. Case # 6962265. Dealer wants consumer to pay for the damaged battery and damaged horn.