Pontiac G3 2010 Owner's Manual page 270

10. Reinstall the headlamp assembly using the
three bolts.
6-46
Center High-Mounted Stoplamp
(CHMSL) (Hatchback)
To replace a CHMSL bulb on the hatchback:
1. Open the liftgate. See Liftgate (Hatchback) on
page 3 11 for more information.
2. Pull down on the lamp assembly while holding the
end of the bracket.
3. Remove the lens cover using a flat head
screwdriver.
4. Remove the bulb by pulling it straight out of the
bulb holder.
5. Install the new bulb.
6. Reverse Steps 1 through 3 to reinstall.