THE CHASSIS BATTERY DISCONNECT SOLENOID FAILED WHILE DRIVING ON AN INTERSTATE ON-RAMP, CAUSING A COMPLETE LOSS OF ALL POWER, INCLUDING BRAKES, STEERING AND ALL LIGHTING. THE SOLENOID IS DESIGNED TO DISCONNECT THE BATTERY FOR LONG-TERM STORAGE. IT FAILED WITHOUT WARNING, BASICALLY UNHOOKING THE CHASSIS BATTERY FROM THE VEHICLE WHILE GOING DOWN THE ROAD. WHILE BROKEN DOWN, A TRACTOR-TRAILER SIDE-SWIPED OUR CARGO TRAILER AND RV CAUSING CONSIDERABLE DAMAGE. WE WERE LUCKY THAT WE WEREN'T AT HIGHWAY SPEEDS OR FAR MORE SERIOUS DAMAGE COULD HAVE OCCURRED, AND THE POTENTIAL FOR LOSS OF LIFE IS SIGNIFICANT. THERE SHOULD BE A RECALL OF ALL VEHICLES THAT USE THIS SOLENOID...UPDATED 10/09/12 *BF