Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Tire Sidewall Labeling
    Useful information about a tire is molded into its sidewall. The examples below show a typical passenger vehicle tire and a compact spare tire sidewall. Passenger (P-Metric) Tire Example (A) ...

    Radio Menus (Radio with CD and Touchscreen)
    Tone Menu To access the sound menu, press the TONE button. Use the sound menu to adjust the following features: Bass Middle Treble EQ Fade Balance Setting the Tone To adjust the ba ...

    Engine Oil Additives/Engine Oil Flushes
    Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection. Engine ...