Enter yFORD 1999 F150 POWER DOOR LOCKS WORK FINE EVERY TIME WHEN VEHICLE IS PLACE IN DRIVE AND WHEELS START TO MOVE. BOTH DOOR LOCKS EITHER DON'T WORK OR ARE SPORADIC AND SLUGGISH WHEN CONTROLED BY BUTTON ON DRIVERS DOOR OR WHEN ROMOTE KEYLESS ENTRY IS USED. Our question.M
have the same problem?
Monday, November 15th, 2010 AT 3:22 PM
I would start by removing the switch and clean it, may have some dirt in there.
If problem persists, remove door panel and inspect the lock solenoid and mechanisim.