OnStar Additional Information
See also:
Brake System Warning Light
The vehicle brake system consists of two hydraulic circuits. If one circuit is
not working, the remaining circuit can still work to stop the vehicle. For normal
braking performance, both circuits ...
Safety
In Insurance Institute for Highway Safety crash tests, the Lucerne rates
Good, the best possible score, in the frontal-offset test and Acceptable in the
side impact. Acceptable is, well, acceptabl ...
Battery Run-Down Protection
This feature shuts off the dome, courtesy, and
vanity lamps if they are left on for more than
20 minutes when the ignition is off. This will keep
the battery from running down.
If the battery ru ...
