See also:

Turn Signals When Towing a Trailer
The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, chan ...

Lane Departure Warning (LDW)
For vehicles with this feature, read the entire section before using it. WARNING The LDW system does not steer the vehicle and is an aid to help the vehicle stay in the driving lane. The LDW syste ...

Filling the Tank
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information. WARNING Fuel vapor burns violently and a fuel fire can cause bad injuries. To help avoid injuries to you ...