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 WarningSteering Wheel Controls
Depending on the vehicle options, some audio functions can be controlled through
the steering wheel controls.
(Push to Talk): Press to interact
with Bluetooth or voice recognition.
(Mute/End Call): Press to decline
an incoming call, or to end a current call. Press to silence the vehicle ...
Heated Seats
If available, the controls are on the center stack. The engine must be running
to operate the heated seats.
Press or
to heat the driver or passenger seat
cushion and seatback.
Press the control once for the highest setting. With each press of the control,
the heated seat will change to ...
Brake Drum Replacement
Special Tools
CH 41013 Rotor Resurfacing Kit
CH 42450-A Wheel Hub Resurfacing Kit
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Warning: Refer to Brake Dust Warning in the Preface section.
Check to ensure that the park brake is fully released
R ...