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: Programming Transmitters to the Vehicle & Battery Replacement

Programming Transmitters to the Vehicle Only RKE transmitters programmed to this vehicle will work. If a transmitter is lost or stolen, a replacement can be purchased and programmed through your dealer. Each vehicle can have up to eight transmitters programmed to it...

Chevrolet Silverado 2019-2026 Owners Manual: Hill Descent Control (HDC)

If equipped, Hill Descent Control (HDC) sets and maintains vehicle speed while driving down steep grades in a forward or reverse gear. The HDC switch is on the center stack, below the climate controls. Press to enable or disable HDC. Vehicle speed must be below 50 km/h (31 mph)...