1998 Mercury Grand Marquis Owner Guide 1st Printing - Page 50
1998 Mercury Grand Marquis Manual
Page 50 highlights
Controls and features 2. Within 5 seconds, press and hold control 7/8. 3. Within 5 seconds (while holding down control 7/8), press and release control 1/2. 4. Release control 7/8. The door will lock/unlock to confirm the horn chirp feature has been disabled. Once disabled, the feature can be enabled by repeating the same sequence. Autolock This feature automatically locks all doors when: • all vehicle doors are closed • the ignition is in the ON position • you shift into or through R (Reverse) • the brake pedal is released. Relock The autolock feature repeats when: • any door is opened and closed • the brake pedal is released. Deactivating/activating the autolock feature Before following the procedure, make sure that the ignition is OFF and all vehicle doors are closed. You must complete steps 1-5 within 30 seconds or the procedure will have to be repeated. If the procedure needs to be repeated, you must wait 30 seconds. 1. Turn the ignition key to ON. 2. Press the power door unlock control three times. 3. Turn the ignition key from ON to OFF. 4. Press the power door unlock control three times. 5. Turn the ignition back to ON. The horn will chirp. 6. Press the unlock control, then press the lock control. The horn will chirp once if autolock was deactivated or twice (one short and one long chirp) if autolock was activated. 50