Initial Drive Information
This section provides a brief overview about some of the important features that may or may not be on your specific vehicle.
For more detailed information, refer to each of the features which can be found later in this owner manual.
See also:
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 ...
Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier.
• Press to answer an incoming call when another call is active. The original call is placed on hold.
...
Owner Checks and Services
At Each Fuel Stop
• Check the engine oil level. See Engine Oil on page 10‑7.
Once a Month
• Check the tire inflation pressures. See Tire Pressure on page 10‑62.
• Inspect the tir ...