VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THERE IS AN ELECTRICAL PROBLEM WITH A REMOTE POWER MODULE. THESE VEHICLES WERE BUILT WITH THE ABILITY TO ADD SIX REMOTE SWITCHES PER MODULE, WHICH ARE MOUNTED OUTSIDE THE CAB AND ARE USED TO TURN ON AND OFF CIRCUITS THAT PERFORM CUSTOM ELECTRICAL FUNCTIONS. IF TWO OR MORE REMOTE SWITCHES ARE ACTUATED ON WITHIN 100MS OF ONE ANOTHER, ALL SIX OF THE OUTPUTS ON THE REMOTE POWER MODULE WILL TURN ON. IF TWO OR MORE REMOTE SWITCHES ARE ACTUATED OFF WITH 100MS OF ONE ANOTHER, ALL SIX OF THE OUTPUTS ON THE REMOTE POWER MODULE WITH TURN OFF.