OnStar provides services including Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if equipped. OnStar can unlock the vehicle doors remotely, if equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
Emergency
NavigationStabiliTrak® OFF Light
This light comes on briefly while
starting the engine. If it does not, have the vehicle serviced by your dealer.
This light comes on when the StabiliTrak system is turned off.
If StabiliTrak is off, the Traction Control System (TCS) is also off.
If the StabiliTrak and TCS are off, the system do ...
Engine Coolant Temperature Warning Light
This light comes on briefly while
starting the vehicle.
If it does not, have the vehicle serviced by your dealer. If the system is working
normally the indicator light goes off.
Caution
The engine coolant temperature warning light indicates that the
vehicle has overheated. Driving with this ...
TPMS Malfunction Light
The TPMS will not function properly if one or more of the TPMS sensors are missing
or inoperable. When the system detects a malfunction, the low tire warning light
flashes for about one minute and then stays on for the remainder of the ignition
cycle. The malfunction light comes on at each ign ...