See also:

Tire Pressure
Tires need the correct amount of air pressure to operate effectively. Notice: Neither tire underinflation nor overinflation is good. Underinflated tires, or tires that do not have enough air, can re ...

Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information. The cooling system allows the engine to maintain the correct working temperature. 5.3 L En ...

Using Softkeys to Control a USB Storage Device or iPod
The five softkeys below the radio display are used to control the functions listed below. To use the softkeys: 1. Press the first or fifth softkey below the radio display to display the functions li ...