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 ...

Pulling a Trailer
Here are some important points: ○ There are many laws, including speed limit restrictions that apply to trailering. Check for legal requirements with state or provincial police. ○ Do n ...

Air Vents
Use the air outlets located in the center and on the side of the instrument panel to direct the airflow. Use the thumbwheels near the air outlets to open or close off the airflow. Operation Tips • ...