ON A RELATIVELY COLD AND RAINY EVENING, I PARKED MY VEHICLE IN A PARKING LOT AND ATTENDED AN EVENT LASTING A COUPLE OF HOURS. AFTER THE EVENT I RETURNED TO MY VEHICLE TO LEAVE. I WAS TRAVELLING ABOUT 15 MPH THROUGH THE PARKING LOT AND CAME TO A CORNER, AND APPROACHING THE CORNER APPLIED THE BRAKES TO SLOW DOWN. WHEN I FIRST TOUCHED THE BRAKES THEY GRABBED HARD, SENDING ME INTO A SLIDE WHICH SENT MY VEHICLE THROUGH A FENCE. IN ADDITION, THE REAR ANTI-LOCK BRAKING SYSTEM DID NOTHING TO HELP. I BELIEVE THIS TO BE RELATED TO NHTSA ITEM NUMBER 601043, FORD TSB #985A36. I TALKED TO THE DEALER SHORTLY AFTER THIS HAPPENED, AND THEY SAID THIS WAS A KNOWN PROBLEM WITH MANY FORD TRUCKS AND THAT THERE WAS NO SOLUTION OTHER THAN TO EXPECT SUCH A BRAKE CONDITION ANY TIME IT IS COLD AND WET AND USE BRAKES/ACCELERATOR SIMULTANEOUSLY TO WARM/DRY BRAKES.