OnStar

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Under the Hood
A 185-horsepower, 3.4-liter V-6 engine generates 210 pounds-feet of torque and teams with a four-speed-automatic transmission. Versatrak on-demand AWD is standard on the upscale CXL model and opti ...

Tire Terminology and Definitions
Air Pressure: The amount of air inside the tire pressing outward on each square inch of the tire. Air pressure is expressed in pounds per square inch (psi) or kilopascal (kPa). Accessory Weight: ...

Vehicle Load Limits
It is very important to know how much weight the vehicle can carry. This weight is called the vehicle capacity weight and includes the weight of all occupants, cargo, and all nonfactory-installed ...