GMC 2012 Canyon Owner's Manual page 281

For the proper type of replacement
bulbs, see
.
For any bulb changing procedure
not listed in this section, contact
your dealer.
Halogen bulbs have pressurized
gas inside and can burst if you
drop or scratch the bulb. You or
others could be injured. Be sure
to read and follow the instructions
on the bulb package.
A. Low-Beam Headlamp/Daytime
Running Lamps (DRL)
B. High-Beam Headlamp
To replace one of these bulbs:
1. Open the hood. See
.
2. Reach in and access the bulb
sockets from inside the engine
compartment.
3. Turn the bulb socket
counterclockwise to remove it
from the headlamp assembly
and pull it straight out.
4. Unplug the electrical connector
from the old bulb by releasing
the clips on the bulb socket.
5. Pull the old bulb straight out.
6. Push the new bulb straight in
until it clicks to secure it.
7. Plug in the electrical connector
to the new bulb socket.
8. Push the bulb socket straight in
and turn it clockwise to secure it
in the headlamp assembly.