GMC 1996 Sierra Owner's Manual page 291

Front Wrn Signal Lamps
(Composite Headlamps)
1. Remove the screws and
take out the parkinghrn
signal lamp assembly.
3. Pull the socket out of the
lamp assembly. .
b
4. Push in gently on the bulb, turn it counterclockwise
and remove it from the socket.
5. Put the new bulb in the socket, gently press in on the
2. Squeeze the tab on the.side of the lamp socket while
bulb and turn it to the right 'until it is tight.
turning the socket counterclockwise.
"
6. Put the socket back into the lamp assembly and turn
it socket to the right until it locks.
7. Put the parkinghurn signal lamp assembly back into
the vehicle and tighten the screws.
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