I SLID OFF A WET CURVY DOWN HILL ROAD AND SLAMMED INTO AN EMBANKMENT. WENT UNCONSCIOUS AND WOKE WITH A LARGE LACERATION TO BACK OF HEAD. SAW THAT THE PASSENGER AIRBAGS EXPLODED BUT NONE FOR DRIVER'S SIDE. SEATBELT ON DRIVER'S SIDE TIGHTEN SO TIGHT COULD STRANGLED ME IF I WAS WEARING IT. HAVE VIDEO OF MALFUNCTIONING SEATBELT AND AIRBAG