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:

Vehicle Care
California Proposition 65 WarningCenter Console Storage
The center console storage has a storage area under the armrest. Pull up on the
latch on the front of the armrest to access.
Pull up on the latch and slide the center console armrest to adjust the position.
Return the armrest to the rear position to access the storage area.
There may be an a ...
Installation Procedure
Remove rear end upper panel extension (1) from service part.
Cut the body side inner panel in corresponding locations to fit the
remaining original panel. The sectioning joint should be trimmed to
allow a gap of one-and-one-half-times the metal thickness at the sectioning
jo ...
Headlamp High/Low-Beam Changer
(Headlamp High/Low-Beam Changer):
Push the turn signal lever away from you and release to turn the high beams on.
To return to low beams, push the lever again or pull it toward you and release.
This indicator light turns on in the instrument cluster when the high-beam headlamps
are on. ...