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 InformationKeys
Warning
Leaving children in a vehicle with the ignition key is dangerous
and children or others could be seriously injured or killed. They could operate
the power windows or other controls or make the vehicle move. The windows will function
with the keys in the ignition, and children or other ...
Remote Keyless Entry (RKE) System
For vehicles with the RKE transmitter, it may work up to 60m (195 ft) away from
the vehicle.
Press the key release button to extend the key blade. The key can be used for
the ignition and all locks.
Press to unlock the driver door
or all doors and the liftgate.
Press to lock all doors ...
Doing Your Own Service Work
Warning
It can be dangerous to work on your vehicle if you do not have
the proper knowledge, service manual, tools, or parts. Always follow owner manual
procedures and consult the service manual for your vehicle before doing any service
work.
If doing some of your own service work, use the p ...