If equipped, the vehicle is programmed so that when the doors are closed, the ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions, or the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors and the liftgate will lock.
To unlock the doors and the liftgate:
on the door.
Delayed Locking
Lockout ProtectionDinghy Towing (with Manual Transmission)
To dinghy tow the vehicle from the front with all four wheels on the ground:
Position the vehicle to tow and then secure it to the towing vehicle.
Shift the transmission to Neutral.
Turn the ignition to ACC/ ACCESSORY.
Caution
If 113 km/h (70 mph) is exceeded while towing the vehicle ...
Reporting Safety Defects to the United States Government
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in addition to notifying General Motors.
If NHTSA receives similar complaints, it may open an investig ...
Hands-Free Phone
General Information without Touchscreen
To use the hands-free phone on vehicles
without a touchscreen radio, press ,
select Onstar Hands-Free Calling, then enter the desired number.
General Information with Touchscreen
Vehicles with a Hands-Free Phone system can use a Bluetooth-capable cell p ...