2019 KIA FORTE Fuelpropulsion System Problems

I WAS ON MY WAY TO WORK AND MY CAR STARTED SHAKING AND GOING REALLY SLOW UNTIL IT GOT TO THE 3RD GEAR AND IT WOULD DRIVE A LITTLE FASTER.I TOOK MY CAR TO THE DEALERSHIP WHERE I PURCHASED IT THEY TOOK IT TO KIA DEC.26,2020 AND IT'S STILL THERE THEY SAID MY GAS CONTAMINATED AND CHARGED 620.00 THEN WHEN I GIVE THEM THE OK TO FIX THAT PROBLEM 1DAY LATER THEY TELL ME IT'S BEEN A RECALL ON MY TRANSMISSION I'VE ONLY HAD THIS CAR FOR 5MONTHS

THERE IS/WAS A FLIMSY PLASTIC "SHIELD" COVERING THE UNDERCARRIAGE OF THIS CAR BENEATH THE PASSENGER COMPARTMENT. CALLING IT A SHIELD IS A STRETCH CONSIDERING HOW FLIMSY IT IS. I DON'T KNOW WHAT IT IS CALLED AND APPARENTLY NO ONE AT KIA USA OR THEIR DEALERSHIPS DOES EITHER. I HAVE TRIED MULTIPLE DEALERSHIPS PARTS DEPARTMENTS AND CORPORATE FOR MONTHS NOW AND NONE OF THEM SEEM TO BE ABLE TO FIND THE PART OR TELL ME WHAT IT IS CALLED. THREE TIMES NOW THE LEADING EDGE HAS COME LOOSE AND DRAGGED THE ROAD. IT SCRAPES AND EVENTUALLY BREAKS OFF IF I DON'T CUT IT OFF FIRST. THERE IS VERY LITTLE LEFT OF IT NOW. MY CONCERN IS THAT THIS IS A SERIOUS SAFETY ISSUE. THE SECOND TIME IT STARTED SCRAPING I THINK IT SCOOPED SOMETHING UP OFF THE ROAD AND CAUSED DAMAGE TO THE FUEL LINE, BECAUSE WHEN I GOT OUT OF...