Chevrolet Silverado: Engine Exhaust / Running the Vehicle While Parked

Chevrolet Silverado 2019-2026 Owners Manual / Driving and Operating / Engine Exhaust / Running the Vehicle While Parked

It is better not to park with the engine running.

If the vehicle is left with the engine running, follow the proper steps to be sure the vehicle will not move. See Shifting Into Park and Engine Exhaust.

If parking on a hill and pulling a trailer, see Driving Characteristics and Towing Tips.

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)...

Automatic Transmission

Other information:

Chevrolet Silverado 2019-2026 Owners Manual: Vehicle Messages

Messages displayed on the Driver Information Center (DIC) indicate the status of the vehicle or some action that may be needed to correct a condition. Multiple messages may appear one after another. The messages that do not require immediate action can be acknowledged and cleared by pressing the thumbwheel...

Chevrolet Silverado 2019-2026 Owners Manual: Maintenance Schedule

Owner Checks and Services At Each Fuel Stop Check the engine oil level. See Engine Oil. Once a Month Check the tire inflation pressures, including the spare. See Tire Pressure. Inspect the tires for wear. See Tire Inspection. Check the windshield washer fluid level...