End a Call
Push
. System responds:
“Call ended.”
See also:
LED Lighting
The vehicle may have LED headlamps. For replacement of the LED lighting assembly
contact your dealer. ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems.
It also checks the tire pressures, if the v ...
Services for People with
Disabilities
Advisors provide services to help
subscribers with physical disabilities
and medical conditions.
Push for help with:
- Locating a gas station with an
attendant to pump gas.
- Finding a hotel ...






