See also:

Shocks and Struts
Shocks and struts help aid in control for a smoother ride. - Signs of wear may include steering wheel vibration, bounce/sway while braking, longer stopping distance, or uneven tire wear. - ...

Interior Care
To prevent dirt particle abrasions, regularly clean the vehicle's interior. Immediately remove any soils. Note that newspapers or dark garments that can transfer color to home furnishings can also ...

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...