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 WarningRemoval Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Collision Sectioning Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Dis ...
Replacing Airbag System Parts after a Crash
WARNING
A crash can damage the airbag systems in the vehicle.
A damaged airbag system may not work properly and may not protect you and your
passenger(s) in a crash, resulting in serious injury or even death. To help make
sure the airbag systems are working properly after a crash, have them in ...
Dual Phase Steel
This information provides repair recommendations and general guidelines for
steel classified as Dual Phase Steel (Dual Phase Steel with a
tensile strength up to and including 800 MPa), also known as DP.
General Motors recommends the following when repairing or replacing this type of
steel du ...