See also:

Automatic Dimming Rearview Mirror
The vehicle may have an automatic dimming inside rearview mirror with OnStar® and/or a compass display. Automatic dimming reduces the glare from the headlamps of the vehicle behind you. The dim ...

Head-Up Display (HUD)
WARNING! If the HUD image is too bright or too high in your field of view, it may take you more time to see things you need to see when it is dark outside. Be sure to keep the HUD image dim ...

What to Add
Use only new DOT 3 brake fluid from a sealed container. See Recommended Fluids and Lubricants. Always clean the brake fluid reservoir cap and the area around the cap before removing it. This helps ...