Tap into the possibilities

Discover how to control your vehicle from the palm of your hand.

Tap into the possibilities

Discover how to control your vehicle from the palm of your hand.

Four black smartphones displaying each of the GM Brands Mobile App.

Better vehicle control is at your fingertips.

With the myChevrolet*, myBuick*, myGMC* and myCadillac* app, you can start your vehicle, set your ideal cabin temperature and more — all from your phone. You can also easily find your vehicle and get walking directions to its location. Plus, keep track of your vehicle status, schedule service and request Roadside Assistance with the tap of a button. Get the app that makes ownership better at every turn.

Explore what’s possible

Discover six ways the vehicle mobile app brings added convenience.

A smartphone displaying the myChevrolet Mobile App unlock vehicle feature.

Remote start from anywhere

Start your vehicle from anywhere. Plus, lock and unlock your doors and more.
A smartphone displaying your vehicle's location on the vehicle Mobile App.

Never forget your spot

See your vehicle’s location, and access walking directions to it on a map. You can also search for points of interest and send the directions directly to your vehicle’s built-in navigation system.
A smartphone displaying the vehicle status on the vehicle Mobile App.

Check your Vehicle Status 

Check your vehicle’s tire pressure, oil life, fuel level, EV charge status and more from your smartphone. Plus, easily schedule service with the tap of a button. 
A smartphone displaying the climate control for your vehicle.

Ride comfortably

Personalize your vehicle settings* — including your favorite radio stations, In-Vehicle Apps*, and climate, navigation* and driver settings — directly from the app. 
A smartphone displaying myCadillac Mobile App with emphasis on the Roadside Assistance icon.

Request help whenever you need it

Have a flat? Need fuel? With access to Roadside Assistance*, help is on the way.
A smarthphone displaying an EV charing map on the vehicle Mobile App.

Charge on the go

Easily find, charge and pay for charging sessions.

Download your vehicle mobile app from the App Store®* or Google Play*

Google Play
App Store

Try our most popular features on us

Enjoy the most popular features OnStar has to offer like In-Vehicle Wi-Fi® Hotspot*, remote commands* and safety services* on us* in an eligible Chevrolet, Buick, GMC or Cadillac vehicle.

Learn More
Man Using his Smartphone While Loading up his Vehicle

What can your vehicle mobile app do for your ride? Plenty.  
Group of People Checking out a Vehicle at an EV Charging Station

Let’s explore some of the ride-changing power of your vehicle mobile app.

Explore a day with a vehicle that has all the connectivity you need for all you do.
Learn More
Man Standing at the Back of his Vehicle Using his Smartphone

6 ways OnStar can help save your day.

Locked out? Your vehicle mobile app* gets you in fast. Whether you have car trouble or you’re lost, we’ve got you. OnStar and your app have the answers for emergencies big and small.
Read the Story
View Through a Car Window of a Woman Walking

Questions about your vehicle mobile app?

Let’s get those questions answered. We’ve covered some of the most commonly asked vehicle mobile app questions here.
See Questions

What can your vehicle mobile app do for your ride? Plenty.  
Group of People Checking out a Vehicle at an EV Charging Station

Let’s explore some of the ride-changing power of your vehicle mobile app.

Explore a day with a vehicle that has all the connectivity you need for all you do.
Learn More
Man Standing at the Back of his Vehicle Using his Smartphone

6 ways OnStar can help save your day.

Locked out? Your vehicle mobile app* gets you in fast. Whether you have car trouble or you’re lost, we’ve got you. OnStar and your app have the answers for emergencies big and small.
Read the Story
View Through a Car Window of a Woman Walking

Questions about your vehicle mobile app?

Let’s get those questions answered. We’ve covered some of the most commonly asked vehicle mobile app questions here.
See Questions