See also:

Door Locks
To lock or unlock the doors: • From inside the vehicle, use the door lock knob or the power door lock controls, pull once on the door handle to unlock it, and a second time to open it. • ...

Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors. Call 1-800-521-7300, or write: Buick Customer Assistance Center P.O. Box 33136 Detroi ...

Bluetooth (Overview)
Vehicles with a Bluetooth system can use a Bluetooth-capable cell phone with a Hands-Free Profile to make and receive phone calls. The infotainment system and voice recognition are used to control the ...