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 WarningAudio Disc Player and USB Receptacle Replacement
Audio Disc Player and USB Receptacle Replacement
Callout
Component Name
1
Audio Disc Player and USB Receptacle
Procedure
Open the instrument panel compartment door and
using a small flat bladed tool, release ...
Driver or Passenger Seat Shoulder Belt Replacement (with A69)
Driver or Passenger Seat Shoulder Belt Replacement
Callout
Component Name
Warning: Refer to SIR Warning.
Warning: Refer to SIR Inflator Module Handling and Storage
Warning.
Warning: Refer to SIR ...
Drive Belt Installation
Special Tools
EN-955 Locking Pins
EN-48488 Holding Wrench
For equivalent regional tools, refer to Special Tools.
Note: Ensure that the drive belt tensioner is held with EN-955?E
locking pin.
Install the drive belt.
Move the drive belt tensioner clockwise until EN- ...