2018 HYUNDAI TUCSON Electronic Stability Control Esc Problems

WHEN HYUNDAI SANTA FE PASS OR NEAR BY 2018 TUCSON, BLIND SPOT SENSOR SUDDENLY TURN OFF AUTOMATICALLY FOR WHILE. THEN SOME TIME PASS(MAYBE MORE THAN 30MIN), IT TURNS BACK ON. IT ONLY EFFECTS CERTAIN YEARS OF SANTA FE.

ONCE MY BRAND NEW TUCSON HIT 500 MILES ON IT, IT SUDDENLY UNINTENTIONALLY ACCELERATES WHILE MY FOOT IS ALREADY PRESSING FIRMLY ON THE BREAK PEDAL. THE FIRST TIME, IT HAPPENED AS I WAS APPROACHING THE PEAK OF A HILL. I WAS GOING 25 MPH. MY FOOT WAS ALREADY PRESSING ON THE BREAKS, ANTICIPATING THE DECLINE, WHEN MY CAR JOLTED FORWARD AND TOOK OFF. MY FOOT SLAMMED ON THE BREAKS EVEN HARDER, HOWEVER I WATCHED MY SPEEDOMETER HIT 40 MPH WHILE SIMALTANEOUSLY, MY RPM DECREASED TO 1... (YES, DOWN A HILL.) FOR ABOUT 5-7 SECONDS THE RPM AND SEPPDOMETER WOULD NOT INCREASE OR DECREASE ONCE HITTING 40 MPH AND 1 RPM. I HAD TO LEAN OVER THE WHEEL AND SLAM MY BREAKS TO THE FLOOR BEFORE I REGAINED CONTROL OF THE VEHICLE. ONCE THIS OCCURRED, THE CAR LAGGED, STRUGGLING TO ACCELERATE THROUGHOUT THE REMAINDER OF THE DRIVE (ALL FLAT ROADS). IT...