OnStar

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Fuel
Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline a ...

Head Restraints
WARNING With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/ spinal injury in a crash. Do not drive until the head ...

Increasing Speed While Using Cruise Control
If the cruise control system is already activated, . Press and hold the +RES button on the steering wheel until the desired speed is reached, then release it. . To increase vehicle speed in small ...