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 WarningFront Fog Lamp Cover Replacement (Without T3U)
Front Fog Lamp Cover Replacement
Callout
Component Name
Preliminary Procedure
Remove the front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement.
1
Front Fog Lamp Front Cover
Proce ...
Instrument Panel Center Air Outlet Replacement
Instrument Panel Center Air Outlet Replacement
Callout
Component Name
Preliminary Procedure
Remove the instrument panel center molding. Refer to Instrument Panel
Center Molding Replacement.
1
In ...
Instrument Panel Outer Air Outlet Replacement - Right Side
Instrument Panel Outer Air Outlet Replacement - Right Side
Callout
Component Name
Preliminary Procedure
Remove the right instrument panel upper trim panel. Refer to Instrument
Panel Upper Trim Panel Replacement - Right Side ...