Vehicle Personalization
Vehicle customization allows certain features to be programmed for one preferred setting.
Only the customization options available will be displayed on the DIC.
The default settings were preset when the vehicle left the factory, but may have been changed.
The customization preferences are automatically recalled.
To change customization preferences, use the following procedure.
See also:
Tow/Haul Mode Light
For vehicles with the Tow/Haul Mode feature, this light comes on when the Tow/Haul
Mode has been activated.
For more information, see Tow/Haul Mode . ...
Customer Assistance Offices (Mexico)
To contact the Customer Assistance Center (CAC), use the phone numbers
listed in this section.
Customer assistance is available Monday through Friday, 08:00 to 20:00
hours, and Saturdays from 08: ...
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 ...