Roof Marker Lamps - GMC 2001 Sierra 1500 Pickup Owner's Manual

4. If a CHMSL bulb is replaced, put the new bulb into
the socket and press it in until it is tight.
5. If a cargo lamp is replaced, put a new cargo lamp
bulb into the socket and press it in until it is tight
before turning the socket counterclockwise.
6. Put the bulb holder back plate into the lamp housing.
7. Reinstall the lamp assembly and tighten the screws.

Roof Marker Lamps

1. Remove the two screws
and lift off the lens.
The center roof marker
lamps has six screws
to remove.
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