Mercury 2010 Milan Owner's Manual page 64

Lights
For passenger side replacement of this bulb, do the following:
1. Make sure headlamp control is in the off position, then open the hood.
2. At the wheel well, remove the
press pins from the splash shield.
3. Reaching through the wheel well,
remove the rubber bulb access
cover from the housing.
4. Remove the bulb socket by rotating it counterclockwise, then pull it
straight out of the lamp assembly.
5. Disconnect the electrical
connector from the bulb socket and
discard the old bulb socket.
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