OnStar Services

See also:

Bluetooth (Overview)
For vehicles equipped with the MyLink or IntelliLink infotainment system, see the separate MyLink/IntelliLink Features and Functions Guide for more information. For vehicles equipped with Blu ...

When the System Does Not Seem To Work Properly
Occasional missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced due to an occasional missed alert. The number of missed ...

TPMS Sensor Matching Process
Each TPMS sensor has a unique identification code. Any time you rotate your vehicle’s tires or replace one or more of the TPMS sensors, the identification codes will need to be matched to the n ...