See also:

High-Beam On Light
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer for more information. ...

Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine ...