2018 KIA SEDONA Visibilitywiper Problems

WE ONLY HAD OUR VEHICLE 5 MONTHS AND MY HUSBAND WAS SITTING IN TRAFFIC DURING A SNOWSTORM AND THE WIPERS STOPPED WORKING. WE TOOK THE VEHICLE TO THE DEALER AND THEY TOLD US IT'S NOT A MANUFACTURER'S DEFECT SO WE WOULD HAVE TO PAY $507 OUT OF POCKET TO REPLACE THE WIPER MOTOR. THEY CLAIM THAT HAPPENED FROM SOMEONE MOVING HEAVY SNOW OFF THE WINDSHIELD WITHOUT CLEARING OFF THE WINDSHIELD FIRST. MY HUSBAND HAS AN ICE SCRAPER AND HE TOLD ME HE USED IT, NOT TO MENTION, HE KEPT THE HEAT ON THE WINDOW THE ENTIRE TIME. I THINK IT'S RIDICULOUS FOR THEM TO HAVE US TO BELIEVE THAT ON THE FIRST SNOWSTORM OF THE YEAR, THE WIPER TEETH GOT RUINED FROM SNOW, WHAT'S THE PURPOSE OF THE WIPERS? IT HAS BEEN ALMOST A WEEK SINCE WE LEFT THE DEALER AND THEY HAD NO CONSCIOUS ABOUT US DRIVING OUT OF...