See also:

Windows
WARNING Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat s ...

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 ...

Reclining Seatbacks
Manual Reclining Seatbacks To recline a manual seatback: 1. Lift the lever. 2. Move the seatback to the desired position, and then release the lever to lock the seatback in place. 3. Push and ...