Fuel

Use of the recommended fuel is an important part of the proper maintenance of your vehicle.

To help keep your engine clean and maintain optimum vehicle performance, GM recommends the use of gasoline advertised as TOP TIER Detergent Gasoline.

See also:

When the System Does Not Seem to Work Properly
If the URPA system will not activate due to a temporary condition, the message PARK ASSIST OFF will be displayed on the DIC and a red light will be shown on the rear URPA display when the shift ...

OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations. The OnStar Terms and Conditions provides information on data colle ...

RELEASE PARK BRAKE
This message is displayed if the electric parking brake is on while the vehicle is in motion. Release it before you attempt to drive. See Parking Brake for more information. ...