I RENTED THIS '18 KIA SOUL FROM HERTZ. ON 10/17 AT 9 PM I WAS INVOLVED IN A SOLO VERY HARD FRONT END COLLISION WITH A LARGE BOULDER ON A CALIFORNIA MOUNTAIN HWY. THE FRONT AIR BAGS DID NOT DEPLOY. THE SIDE ONES DID FOR NO APPARENT REASON. BECAUSE I WASN'T WEARING A SEAT BELT I ENDED UP HAVING SERIOUS HEAD TRAUMA AS WELL AS OTHER BRUISES. AT THIS TIME THE VEHICLE IS IN THE POSSESSION OF HERTZ RENT-A-CAR.