See also:

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage ...

Weatherstrips
Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants . ...

Sheet Metal Damage
If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection. ...