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:
Ride Control Systems
Traction Control/Electronic Stability Control
System Operation
The vehicle has a Traction Control System (TCS) and StabiliTrak®, an electronic
stability control system.
These systems help limit wheel slip and assist the driver in maintaining control,
especially on slippery road conditions.
T ...
OnStar Overview
Voice Command Button
Blue OnStar Button
Emergency Button
This vehicle may be equipped with a comprehensive, in-vehicle system that can
connect to a live OnStar Advisor for Emergency, Security, Navigation, Connection,
and Diagnostic Services. OnStar services may require a paid subscripti ...
If Steam Is Coming from the Engine Compartment
Warning
Steam from an overheated engine can burn you badly, even if you
just open the hood. Stay away from the engine if you see or hear steam coming from
it. Just turn it off and get everyone away from the vehicle until it cools down.
Wait until there is no sign of steam or coolant before you ...