Chevrolet Silverado: OnStar / OnStar Services

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...

Emergency

Emergency Services require an active safety and security plan. With Automatic Crash Response, built-in sensors can automatically alert a specially trained OnStar Advisor who is immediately connected in to the vehicle to help...

Other information:

Chevrolet Silverado 2019-2026 Owners Manual: Driver Information Center (DIC) (Midlevel and Uplevel)

The DIC displays are shown in the center of the instrument cluster in the Info app. See Instrument Cluster. The displays show the status of many vehicle systems. If the vehicle has a diesel engine, see the Duramax diesel supplement. or : Press to move left or right between the interactive display zones in the cluster...

Chevrolet Silverado 2019-2026 Owners Manual: 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. If the vehicle is left parked and running with the RKE transmitter outside the vehicle, it will continue to run for up to half an hour...