Chevrolet Cruze 2011 Owner's Manual page 286

10-34 Vehicle Care
To replace any one of these bulbs:
Stoplamp/Taillamp, Turn Signal,
Back up, and Sidemarker Lamp
1. Open the trunk.
2. Open the two screw covers.
3. Remove the two screws, which
secure the taillamp assembly.
4. Remove the taillamp assembly
by pulling it straight back until
the two posts disengage from
the grommets.