OnStar Additional Information

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CHANGE ENGINE OIL SOON
This message displays when the engine oil needs to be changed. When you change the engine oil, be sure to reset the Oil Life System. See Engine Oil Life System and Driver Information Center (D ...

Different Size Tires and Wheels
If you add wheels or tires that are a different size than your original equipment wheels and tires, this may affect the way your vehicle performs, including its braking, ride and handling characte ...

Shoulder Belt Height Adjuster
The vehicle has a shoulder belt height adjuster for the driver and right front passenger seating positions. Adjust the guide so the shoulder portion of the belt is on the shoulder and not falling ...