Taillamps, Turn Signal; Stoplamps, And Back-Up; Lamps - GMC 2015 Sierra Owner's Manual

Taillamps, Turn Signal,

Stoplamps, and Back-Up

Lamps

Single Rear Wheel Lamp Shown,
Dual Rear Wheel Lamp Similar
1. Stoplamp/Taillamp/Turn
Signal Lamp
2. Back-Up Lamp
3. Sidemarker Lamp
To replace one of these bulbs:
1. Open the tailgate.
2. Remove the two rear lamp
assembly screws.
3. Pull the rear lamp assembly
outboard away from the box side
until the retainers release. There
will be a noise when the
retainers release.
Vehicle Care
4. Pull the rear lamp assembly
straight back to remove it from
the vehicle.
5. Turn the bulb socket
counterclockwise.
6. Pull the bulb straight out from
the socket.
7. Replace the bulb, then insert the
bulb socket into the rear lamp
assembly and turn clockwise.
8. Verify the retainer ring is in the
proper position. If the retainer
ring is out of position, it will not
engage. Reset the retainer by
pulling it forward with a tool.
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