1997 Mercury Grand Marquis Owner Guide 1st Printing - Page 245

Removing the headlamp bulb 1. 2. Make sure that the headlamp switch is in the OFF position. Lift the hood, open access panel above headlamp and find the bulb in the headlamp socket. Remove the electrical connector by pulling off the bulb base. Remove the bulb by turning it 1/4 of a turn to free it from the socket. Insert the glass envelope of the bulb into the socket while aligning the locking tabs. Rotate the bulb 1/4 turn to lock. Push the electrical connector into the rear of the plastic base until it snaps, locking it into position. Close the access panel. 3. 4. Installing the headlamp bulb 1. 2. 3. 4. High-Mount Brakelamp Bulbs Your vehicle has a brakelamp mounted in the rear window, called a high-mount brakelamp. You may need to remove this lamp at times to replace the brakelamp bulb or to clean the rear window. 246