Other information:
This feature lets you use the high-beam headlamps to signal a driver in front
of you that you want to pass. It works even if the headlamps are in the automatic
position.
To use it, pull the turn signal lever toward you, then release it.
If the headlamps are in the automatic position or on low beam, the high-beam
headlamps will turn on...
This maintenance section applies to vehicles with a gasoline engine. For diesel
engine vehicles, see "Maintenance Schedule" in the Duramax diesel supplement.
Your vehicle is an important investment. This section describes the required
maintenance for the vehicle...