GMC 2007 Envoy - Manual (Page 432)

Front Turn Signal, Sidemarker and
Parking Lamps
To replace one of these bulbs, do the following:
1. Follow Steps 1 through 3 under Headlamps on
page 431 to access the front turn signal,
sidemarker or parking lamp.
2. Turn the bulb socket counterclockwise and
remove it from the lamp assembly.
3. Holding the socket, pull the old bulb to
release it from the socket.
4. Push the new bulb into the socket until it
clicks.
5. Insert the bulb socket into the lamp assembly
and turn it clockwise to secure.
6. Reinstall the headlamp assembly by lining up
the headlamp assembly with the slots in the
headlamp retaining clips.
7. Press down on the headlamp retaining clips to
secure the headlamp assembly.
Taillamps, Turn Signal, and
Stoplamps
To replace a stoplamp/taillamp or turn signal bulb,
do the following:
1. Open the liftgate. See Liftgate/Liftglass on
page 106 for more information.
2. Remove the
two screws from
the taillamp
assembly.
3. Pull the assembly away from the vehicle.
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