OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationRide 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 ...
Door Locks
To lock or unlock the doors from outside the vehicle:
Use the key in the driver door to lock and unlock the door.
Press or
on the Remote Keyless Entry (RKE)
transmitter, if equipped, to lock and unlock the doors. See Remote Keyless Entry
(RKE) System Operation on page 2-3.
...
Immobilizer Operation
This vehicle has a passive theft-deterrent system.
The system does not have to be manually armed or disarmed.
The vehicle is automatically immobilized when the key is removed from the ignition.
The system is automatically disarmed when the vehicle is started with the correct
key. The key uses a ...