DT: WITHOUT WARNING WHILE IN IDLE WITH NO ONE IN IT TRUCK JUMPED OUT OF PARK AND WENT INTO REVERSE BY ITSELF. THE VEHICLE ACCELERATED ON ITS OWN, AND ROLLED AWAY, CAUSING DAMAGE TO TRUCK AND SOME CONCRETE STEPS. THE DEALER PUT THE TRUCK ON THE COMPUTER AND INFORMED THE CONSUMER THAT NOTHING WAS WRONG WITH THE VEHICLE. CONTRACTOR FOR MANUFACTURER SAID HE COULD FIND NOTHING WRONG WITH TRUCK. *AK *TT *NM