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 WarningTire and Wheel Assembly Runout Measurement - On-Vehicle
Raise and support the vehicle.Closely inspect each tire for proper and even beadseating.If any of the tire beads were not properly or evenly seated,reseat the tire bead, then proceed to step-4. Refer toTire and Wheel Removal and Installation.Wrap the circumference of each tire with tape-(1)in the ce ...