Experience The Power of Being Connected!

Introducing the Vehicle Mobile App

Experience The Power of Being Connected!

Introducing the Vehicle Mobile App

See FAQs for availability. 

You And Your Car. Always Connected.

Go beyond the ordinary with the myChevrolet®, myGMC® and myCadillac® mobile apps* It’s the app that gives you the power of remote commands, check vehicle or charge status, a convenient OnStar remote start function and more — all from an app designed for the way you drive and live. This redesigned mobile app takes your vehicle ownership to the next level and puts the power in your hand — truly an app above.

If you’re wondering, can I start my car from afar? Can I see how much fuel I have from anywhere? Can I locate my car with OnStar Can I unlock it? Your vehicle mobile app can do this and more in just a few taps. Just try it — whatever you need, you’ll get an always evolving and enhancing experience.

Stay In Sync with Your Car

Transform every drive into a smart drive with the Vehicle Mobile App* - Start your vehicle, monitor health, check tire pressure, and enjoy the convenience of remote start. 

Your Mobile Device Keeps You in Tune with Your Connected Vehicle While on The Move

Think chilling your car on a hot summer day using your phone is impressive? Just wait 'til you discover what else your Vehicle Mobile App* can do.

Take Control

Remotely start or stop your properly equipped and activated vehicle* and cool down your vehicle on a hot morning – all from your phone’s home screen. Lock and unlock the doors or sound the horn and flash the lights, all with your smartphone from the palm of your hand

Check Your Vehicle Status

Your vehicle mobile app can help you keep on top of your vehicle’s health. If you have trial or Bundle or Connect plan*, you can get updates on your oil life, tire pressure (if properly equipped) and fuel level. It can also give you a heads up if your vehicle needs an oil change or is due for another service, and lets you schedule the appointment with your preferred Dealer without ever having to make a call.

Find Your Vehicle

Forgot where you parked? Your Vehicle Mobile App* can help. If you have the Remote Access or Unlimited Access Plan*, you can use Vehicle Locate* to pinpoint your vehicle’s approximate location on a map with the touch of a button. You can also set arrival/departure notifications and boundary alerts for your vehicle.

Become A Smarter Driver

Gain insights about your driving behavior in your equipped vehicle*, such as the number of hard braking and hard acceleration events, review your Smart Driver* score and get tips that can help you become a better driver.

Stay Connected When Needed

If you have a flat tire or need a tow, you can use your vehicle’s app* to get roadside help. It’s an easy way to request Roadside Assistance* — and it could come in handy should you have a battery issue and need to jump start your vehicle.

Get Assistance

Whether in a connected trial or paid plan or not, the app also has useful information such as an easily searchable digital Owners Manual, How-to videos about your vehicle, easy access to Customer Care, Roadside Assistance* and OnStar Advisors*

Know How to Use the App

Get The App Today!

Your Vehicle Mobile App* can put the power in your hands in so many ways, keeping you in control of all things related to your vehicle, please select your vehicle brand:

Frequently Asked Questions

How do I set up my Vehicle Mobile App?

Follow these important steps to properly activate your vehicle mobile app. iPhone requires iOS 13.0 or later. Android smartphones require OS 4.0.3 or later.
  1. Make sure your vehicle and mobile device are compatible with the app.
  2. Download the app from the App Store® or Google Play®. Have your username and password handy.
  3. Launch the app and enter your Owner Center username and password. Sign up here.
  4. Agree to the OnStar Terms and Conditions to continue into your vehicle’s app. You’ll only need to do this on your initial login.
  5. Keep your OnStar PIN handy. You’ll need it to access features within your app. Forgot your PIN? Manage your PIN in the Owner Center or push your blue OnStar button to speak to an Advisor.

Which vehicles can I use my Vehicle Mobile App with?

Your vehicle mobile app is compatible with Cadillac, Chevrolet and GMC vehicles from MY21 onwards*. At this time, there are no plans to extend the app to additional 2010 or earlier model year vehicles. 

Do I need a subscription to access these features?

Some services require a paid service plan. For more information about what services are included in which plan, please check the Pricing page.

Can I access my account from the app?

Yes, you can view your account information, check your plan details, and speak with an Advisor directly from the app.

How does Remote Start work?

From a Key Fob*, Remote Start communicates directly with the vehicle through a short-wave radio signal. Remote starting your vehicle from the Mobile App initiates a connection to our OnStar servers, which then communicate to your vehicle through the cellular net to remotely start it. 

Let’s Get You Started with A Free Trial!

Unlock OnStar Benefits & enjoy up to 3 months* on us, in your car or on your phone. Experience seamless connectivity, Automatic Crash Response* services, advanced safety features, and heightened reassurance.