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 WarningOnline Owner Center
Online Owner Experience (U.S.) my.chevrolet.com
The Chevrolet online owner experience is a one-stop resource that allows interaction
with Chevrolet and keeps important vehicle-specific information in one place.
Membership Benefits
(Vehicle Information): Download
owner manuals and view vehicle ...
Emergency
With Automatic Crash Response, the built-in system can automatically connect
to help in most crashes, even if help cannot be requested.
Press to connect to an Emergency
Advisor. GPS technology is used to identify the vehicle location and can provide
critical information to emergency personne ...
SIR Identification Views
The SIR Identification Views shown below illustrate the approximate location
of all SIR components available for the vehicle. This will assist
in determining the appropriate SIR Disabling and Enabling for a given service
procedure, refer to SIR Disabling and Enabling.
Front End Sensor-- ...