2004 Mercury Grand Marquis Owner Guide 3rd Printing - Page 43

Lights Replacing front parking/cornering/turn signal lamp bulbs The park/turn/cornering lamp bulbs can be replaced with out removing the headlamp assembly. 1. Make sure headlamp switch is in OFF position, then open the hood. 2. Remove the three pin type retainers and the radiator shield. 3. Loosen the parking lamp attachments, on the back side of the lamp, and pull the lamp assembly forward. 4. Remove the bulb from the side turn lamp assembly. 5. Disconnect the electrical connector from the bulb and replace the bulb. Note: The parking lamp/turn signal bulbs should not be removed from the lamp until just before a replacement bulb is installed. Removing the bulb for an extended period of time may affect headlamp bulb performance. Contaminants may enter the headlamp where they can settle on the lens and reflector. Never turn the lamps on with the bulb removed. 6. To install, reverse the order of the removal procedure. Replacing tail lamp/brake/turn lamp bulbs The tail lamp, the brake lamp and the turn signal lamp bulbs are located in the tail lamp assembly. Follow the same steps to replace either bulb. 1. Make sure headlamp switch is in OFF position, then open the trunk and remove plastic retainer to expose the lamp assembly hardware. 2. Carefully pull the carpet away to expose the plastic retainer. 3. Remove three nut and washer assemblies and the lamp assembly from the vehicle. 4. Remove the bulb socket by rotating it counterclockwise, then pulling it out of the lamp assembly. 43 2004 Grand Marquis (grn) Owners Guide (post-2002-fmt) USA English (fus)