OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview&nb ...

Keys and Locks

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See also:

Adjusting the steering wheelmanually
This function is only available in vehicles in the USA. 1 Release handle 2 To adjust the steering wheel height 3 To adjust the steering wheel position (fore-and-aft adjustment) ► Pull ...

Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Move the lever all the way up or down to signal a turn. Raise or lower the lever until the arrow sta ...

Methyl tertiary butyl ether (MTBE)
Unleaded fuel containing an oxygenate known as MTBE can be used provided that the ratio of MTBE to conventional fuel does not exceed 15%. MTBE is an ether based compound derived from gasoline, whi ...