ON 6/17/2018 @ APPROXIMATELY 5:00PM WHILE DRIVING MY SANTA FE, I BEGAN TO HAVE SURGING POWER. I ATTEMPTED TO DISENGAGE THE CRUISE CONTROL BUT COULD NOT. I WOULD SLOW DOWN ONLY TO SPEED RIGHT BACK UP AS IF I HAD PUSHED THE RESUME BUTTON, I HAD NOT. I ATTEMPTED TO SHIFT INTO NEUTRAL HOWEVER MY GEER SHIFTER WAS LOCKED INTO DRIVE & I COULDN'T GET THE SHIFTER OUT OF DRIVE. AT TIMES THE CAR WOULD START TO SLOW DOWN AFTER PU MPING THE BREAKS ONLY TO HAVE A SURGE OF POWER AGAIN. AS I WAS DRIVING, I CAME UP TO A SHARP CURVE & WASN'T ABLE TO SLOW DOWN THEREFORE I ENDED UP ROLLING THE SUV & FURTHER SLAMMING TO A LARGE HILL. I WAS INJURED IN THIS ACCIDENT DUE TO ROLLING MY CAR! THIS HAPPENED BC I BELIEVE THE CRUISE CONTROL GOT STUCK & LOCKED UP MY TRANSMISSION!!! I ALSO COULDN'T TURN THE KEY OFF SINCE THE CAR WAS IN DRIVE.