For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

California Proposition 65 WarningAutomatic Door Locks
The vehicle is programmed so that when the doors are closed, the ignition is
on, and the shift lever is moved out of P (Park) for automatic transmissions, or
when the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors
and the trunk/liftgate will lock.
To unlock the doo ...
Headlining Trim Panel Replacement (Hatchback with Sunroof)
Headlining Trim Panel Replacement
Callout
Component Name
Warning: Do not attempt to repair or alter the head impact
energy-absorbing material glued to the headliner or to the garnish trims.
If the material is damaged ...
Camshaft Position Actuator Adjuster Removal
Special Tools
EN-6340 Camshaft Adjuster Locking Tool
EN-6628-A Camshaft Locking Tool
For equivalent regional tools, refer to Special Tools.
Note: The right half of the EN-6340 locking tool can be
recognized by the lettering "right", arrow, on the tool.
Pre ...