DEATH WOBBLE. TRUCK HAS ABOUT 28,000 MILES ON IT. WHEN GOING AROUND 70 MPH ON THE INTERSTATE I HIT AN AVERAGE BUMP AND THE WHOLE FRONT END STARTED SHAKING VIOLENTLY. ACTUALLY HURT MY WRIST FROM HANGING ONTO THE STEERING WHEEL. HAD TO SLOW DOWN TO ABOUT 20 MPH BEFORE I HAD CONTROL AGAIN.