Electric parking brake, driving at 70mph on freeway and Electric parking brake engaged. Almost lost control of vehicle and crashed. Stopped vehicle and turned ignition off let sit for 3 minutes and restarted. Problem cleared able to drive home with out issues. Called dealership to get vehicle in for service. Days later electric parking brake engaged again well driving at speed of 25mph. Again almost crashed. Dealership stated that problem with electric parking brake cables. Dealership replacing cables and rear brake calipers but going to take over a month to get replacement warranty parts from Hyundai