2007 FLEETWOOD BOUNDER Unknown Or Other Problems

2007 FLEETWOOD BOUNDER MOTORHOME. DRIVERS'S SIDE SLIDE-OUT MOVES OUT ANYWHERE BETWEEN 2 TO 18 INCHES WHILE DRIVING VEHICLE. VEHICLE HAS BEEN TAKEN TO DEALERS TWICE FOR DIAGNOSIS/REPAIR. FIRST TIME WAS DIAGNOSED WITH ALIGNMENT PROBLEM AND THE SLIDE-OUT WAS ALIGNED. SECOND TIME WAS DIAGNOSED AS BRAKE RELEASE PROBLEM. BOTH TIMES REPAIRS WERE UNSUCCESSFUL. MANUFACTURER WANTS TO TRY TO AGAIN REPAIR SLIDE-OUT, HOWEVER, AFTER BOTH REPAIR ATTEMPTS, THE SLIDE-OUT DID NOT MALFUNCTION UNTIL IT HAD BEEN DRIVIN BETWEEN 200 AND 500 MILES. THEREFORE, WE ARE AFRAID TO HAVE A 3RD REPAIR DONE AND NOT BE ABLE TO KNOW IF IT HAS BEEN CORRECTED UNTIL IT HAS BEEN DRIVING HUNDREDS OF MILES. THE LAST 2 TIMES SLIDE-OUT CAME OUT WHILE DRIVING ON CALIFORNIA FREEWAY. ONCE WAS ABOUT 12 INCHES, LAST TIME WAS ABOUT 18 INCHES. WE COULD EASILY BE HIT BY ONE OF THE MANY LARGE TRUCKS ON THE FREEWAY IF IT SHOULD...