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 WarningInstallation Procedure
Cut the rear side rail 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 joint.
Create a 50 mm (2 in) backing plate from the unused portion of the
serv ...
Bluetooth
Overview
For vehicles equipped with Bluetooth capability, the system can interact with
many cell phones and devices, allowing:
• Placing and receiving hands-free calls.
• Sharing of the cell phone’s address book or contact list with the vehicle. The
phone book will only display when that phon ...
Auxiliary Devices
If equipped, the AUX inputs are in the center console and allows portable devices
to connect to the vehicle using the 3.5 mm(1/8 in) auxiliary jack or USB port.
3.5mm Jack
Connect a 3.5mm (1/8 in) cable to the auxiliary input jack to use a portable
audio player.
Playback of an audio device th ...