Check the fuses. You will find what each fuse does within your owners manual.
If there are no blown fuses in your Lincoln ls, then there could be a short in the wires causing your power locks to not work.
Check the fuse.
Check fuse
Start by checking the fuse.
"Replacing a power door lock on a 4door pont G6
it is a switch problem most likely if door and window use same fuse then try the switch itself for the locks
Loose wire?
power door locks don't work on my 1997 Honda crv
You may have blown these fuses. Check and replace them if blown.
it could be ...check fuse 15 it controls ur power locks
The cause of your power doors and locks and radio volume not to work could be a blown fuse. Locate the proper fuse to ensure it has not blown.
They (the locks and the lighter) are on the same #13 fuse, along with the power lumbar support motor.