2009 Mercury Grand Marquis Owner's Manual - Page 50

Lights 1. Make sure the headlamp switch is in the off position, then open the trunk, remove pin-type retainer and carefully pull the carpet away to expose the lamp assembly hardware. 2. Remove three nuts and the lamp assembly from the vehicle. 3. Remove the bulb socket by rotating it counterclockwise, then pulling it out of the lamp assembly. 4. Pull the bulb from the socket and push in the new bulb. 5. Install the bulb socket into the lamp assembly by rotating it clockwise. 6. Install the lamp assembly on the vehicle with three nuts ensuring the nuts are flush with the body to prevent water from entering the trunk. 7. Carefully push the carpet back in to place and install the pin-type retainer. Replacing license plate lamp bulbs 1. Make sure the headlamp switch is in the off position, then remove two screws, grommets and the license plate lamp assembly from the trunk lid. 2. Carefully pull the bulb from the socket and push in the new bulb. 3. Install the lamp assembly on the trunk lid with two grommets, 50 2009 Grand Marquis (grn) Owners Guide (own2002), 2nd Printing USA (fus)