General Information

For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.

Genuine GM parts have one of these marks:

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See also:

Grade Braking
The Grade Braking shift modes can be activated by pressing the button on the end of the shift control lever. While in Range Selection Mode, Grade Braking is deactivated allowing the driver to sele ...

Listing Stored Numbers
The list command will list all stored numbers and name tags. Using the “List” Command 1. Press and hold for two seconds. For vehicles with a navigation system say “Hands Free” after the ton ...

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 ...