See also:

Maintenance When Trailer Towing
The vehicle needs service more often when pulling a trailer. See this manual's Maintenance Schedule or Index for more information. Things that are especially important in trailer operation are ...

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 ...

Connecting a USB Storage Device or iPod®
To connect a USB storage device, connect the device to the USB port located in the instrument panel storage area. See Instrument Panel Storage on page 4‑1 for more information. The USB port c ...