The courtesy lamps on affected running boards may overheat when exposed to moisture and road salt. Overheating may cause the lamps and boards to melt or start a fire. Dealers will replace the wiring harness for these running boards.
 
Recalls
Recalls are issued for cars with safety-related defects or problems
2002 Ford F-150 Lightning
Vehicle With Installed Southern Comfort Running Boards Recalled Due to Board Lamp Failure
Body, Interior & Misc., March 7, 2003