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 2019-2024 Owners Manual: Four-Wheel-Drive Light

Auto Mode Shown, Other Modes Similar If equipped, the four-wheel-drive light displays what mode the vehicle is in. The light will show each mode: 2WD, 4HI, AUTO (all transfer cases); 4LOW and N (two-speed transfer case only). The light will flash when a shift is in progress...

Chevrolet Silverado 2019-2024 Owners Manual: Driver Mode Control

This feature adds a sportier feel, provides a more comfortable ride, or assists in different weather conditions or terrain. Depending on the option package, available features, and mode selected; the suspension, steering, and powertrain will change settings to achieve the desired mode characteristics...