When I have the truck started the door ajar light comes on and the interior light stays on and drivers door doesn't stay locked.
Jan 23, 2021 at 11:20 PM
Advertisement
BMDOUBLE
✓Experienced Mechanic
1,139 POSTS
Sometimes a spray of wd-40 in the door latch will do the trick, but sometimes the door ajar switch will need to be replaced. In the case of my wife's 2003 expedition, the switch actually came apart so replacement was necessary. The door panel will have to be removed for access (see pictures).