OnStar Services

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Using the Tire Sealant and Compressor Kit to Temporarily Seal and Inflate a Punctured Tire
Follow the directions closely for correct sealant usage. When using the tire sealant and compressor kit during cold temperatures, warm the kit in a heated environment for five minutes. Thi ...

Trip Odometer
The trip odometer can record the number of kilometers or miles traveled for up to two trips. The trip odometer is part of the Driver Information Center (DIC); for more information see Driver ...

3-D Lane Guidance
Some major metropolitan areas may include a 3-D lane guidance feature for highway exits and junctions. This feature gives you an enhanced representation of the exits and junctions on the route. ...