Chevrolet Silverado: Driving and Operating / Engine Exhaust

Extended Parking

It is best not to park with the vehicle running. If the vehicle is left running, be sure it will not move and there is adequate ventilation. See Shifting Into Park and Engine Exhaust...

Engine Exhaust

Warning Engine exhaust contains carbon monoxide (CO), which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: The vehicle idles in areas with poor ventilation (parking garages, tunnels, deep snow that may block underbody airflow or tail pipes)...

Other information:

Chevrolet Silverado 2019-2025 Owners Manual: Starting the Engine

If the vehicle has a diesel engine, see the Duramax diesel supplement. Caution If you add electrical parts or accessories, you could change the way the engine operates. Any resulting damage would not be covered by the vehicle warranty. See Add-On Electrical Equipment...

Chevrolet Silverado 2019-2025 Owners Manual: Automatic Reversal System

The sunroof has an automatic reversal system that is only active when the sunroof is operated in express-close mode. If an object is in the path while express-closing, the reversal system will detect an object, stop, and open the sunroof slightly...