2001 Mercury Grand Marquis Owner's Manuals

Page 89 of 240

Mercury Grand Marquis 2001  Owners Manuals To replace the battery:
1. Twist a thin coin between the two
halves of the transmitter near the
key ring. DO NOT TAKE THE
FRONT PART OF THE
TRANSMITTER APART.
2. Place the positive (+) side of new
bat

Page 90 of 240

Mercury Grand Marquis 2001  Owners Manuals To reprogram the transmitters
yourself, place the key in the
ignition and turn from 2 (LOCK) to
3 (OFF) and cycle between 3 (OFF)
and 4 (ON) four times in rapid
succession within 3 seconds. After
door

Page 91 of 240

Mercury Grand Marquis 2001  Owners Manuals Key information
Your vehicle is supplied withtwo
coded keys.Only acoded keywill
start your vehicle. Spare coded keys
can be purchased from your
dealership. Your dealership can
program your key or you

Page 92 of 240

Mercury Grand Marquis 2001  Owners Manuals If your keys are lost or stolen you
will need to do the following:
²Use your spare key to start the
vehicle, or
²Have your vehicle towed to a
dealership or locksmith. The key
codes will need to be e

Page 93 of 240

Mercury Grand Marquis 2001  Owners Manuals 1. Insert the first previously
programmedcoded keyinto the
ignition and turn the ignition from 3
(OFF) to 4 (ON) (maintain ignition
in 4 (ON) for at least one second).
2. Turn ignition to 3 (OFF) then

Page 94 of 240

Mercury Grand Marquis 2001  Owners Manuals Your vehicle has a factory-set 5±digit code that operates the keyless
entry system. You can also program your own 5±digit personal entry
code.
The factory-set code is located:
²on the owners walle

Page 95 of 240

Mercury Grand Marquis 2001  Owners Manuals Erasing personal code
To erase all of the personal entry codes programmed to a vehicle:
1. Enter the factory-set code.
2. Press and release 1/2 within 5
seconds of step 1.
3. Press and hold 1/2 for tw

Page 96 of 240

Mercury Grand Marquis 2001  Owners Manuals Locking doors with the keyless entry system
It is not necessary to enter the factory-set code prior to locking all doors.
To lock the doors:
Press 7/8 and 9/0 at the same time.
INTERIOR LUGGAGE COMPAR