Chevrolet Silverado: OnStar

Infotainment System

If the vehicle is equipped with a navigation system as part of the infotainment system, use of the system may result in the storage of destinations, addresses, telephone numbers, and other trip information...

OnStar Overview

Voice Command Button Blue OnStar Button Red Emergency Button This vehicle may be equipped with a comprehensive, in-vehicle system that can connect to an OnStar Advisor for Emergency, Security, Navigation, Connections, and Diagnostics Services...

Other information:

Chevrolet Silverado 2019-2025 Owners Manual: Engine Oil

For diesel engine vehicles, see “Engine Oil” in the Duramax diesel supplement. To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: Use engine oil approved to the proper specification and of the proper viscosity grade...

Chevrolet Silverado 2019-2025 Owners Manual: Delayed Locking

If equipped, this feature delays the locking of the doors until five seconds after all doors are closed. Delayed locking can only be turned on when the Open Door Anti-Lockout feature has been turned off. When is pressed on the power door lock switch while the door is open, a chime will sound three times indicating delayed locking is active...