FORD 2010 F-550 v.1 - Manual (Page 118)

Replacing brake/tail/turn/back-up lamp bulbs - Chassis cabs only
(if equipped)
1. Make sure the headlamps are off.
2. Remove the four screws and the
lamp lens from lamp assembly.
3. Carefully pull the bulb straight
out of the socket and push in the
new bulb.
Replacing cargo lamp and high-mount brakelamp bulbs
1. Make sure the headlamps are off.
2. Remove the screws and lamp
assembly from vehicle as wiring
permits.
3. Remove the bulb socket by
rotating counterclockwise.
4. Pull the bulb straight out of the
socket.
Replacing front clearance and identification lamp bulbs
1. Make sure the headlamps are off.
2. Remove the screw and lens from
the lamp assembly.
3. Pull the bulb straight out of the
socket.
Install the bulb(s) in reverse order.
Lights
118
2010 F-250/350/450/550 (f23)
Owners Guide, 1st Printing
USA (fus)