It's usually stamped on one of the trunk lift rods or sometimes on a sticker in the glove box. If it's not in either of these places, a dealership can get the master code for you.
the door code number is on a sticker inside trunk lid
Look inside the trunk. Should have a sticker on the left trunk arm.
check in thr trunk...there should be a whte label with about 5 or 6 digits ...that is the code u r looking for. good luck
Usually on one of the Trunk Lift Rods. If you can't find it, a dealer can look up the Master Code for you.
To find the keyless entry code for a 2003 Mercury Grand Marquis, you can check the owner's manual, as the code is often listed there. Alternatively, look for a sticker on the driver's side door jamb or the trunk area, where the factory code may be printed. If you can't locate it, a dealership or a locksmith can retrieve the code using specialized equipment.
look on the trunk hinge there should be a sticker with the code on it
orange button in the glove compartment.
You will find it on the right hinge of the trunk
The keyless entry code for a 2005 Mercury Grand Marquis is typically located on a label attached to the back of the driver's side door panel or inside the trunk, often on the spare tire cover or near the jack. You may also find it in the owner's manual. If the code is not visible, a dealership can retrieve it using the vehicle’s VIN.
Just remove the bulbs. If the sensor in the door keeps the lights on, you have to find out which door. Check with your Ford dealer.
You will find a sticker in the trunck with the factory code printed on it.
It came in the pouch with the Owner Guide