OnStar Services

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Cold Temperature Operation
If in an area of extreme cold, where the temperature falls below −20°F (−29°C), use either an SAE 5W-30 synthetic oil or an SAE 0W-30 engine oil. Both provide easier cold starting ...

Safety, Features & Styling
With top crash-test scores across the board, the Verano is a Top Safety Pick from the Insurance Institute for Highway Safety. Standard features include 10 airbags, plus the antilock brakes and ele ...

Different Size Tires and Wheels
If wheels or tires are installed that are a different size than the original equipment wheels and tires, vehicle performance, including its braking, ride and handling characteristics, stability, a ...