Here’s how to get OnStar for 3 months on us

Your OnStar trial is waiting for you. Cancel anytime.

Here’s how to get OnStar for 3 months on us

Your OnStar trial is waiting for you. Cancel anytime.

Enter VIN
Woman pressing the OnStar button in her vehicle

Your new car's gift to you: an OnStar plan that works for you in your car or on your phone.

When you buy a 2015 model year or newer Chevrolet, Buick, GMC or Cadillac, it comes with an amazing bonus: a complimentary OnStar One trial.* But even if your car is older, we've got you. If your vehicle isn't eligible for an in-vehicle On Star trial, you can experience OnStar features 24/7 with the OnStar Guardian® app* — ready to help on your phone no matter where you are.

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What’s in your trial? Let’s take a look.

Safety, entertainment, mobile app commands and more — discover the suite of features you can try on us.
EMT Walking Towards a Car Crashed on the Side of the Road

Vehicle mobile app

Your car in the palm of your hand. Access remote commands,* Vehicle Locate* and more — all from your smartphone.
Woman reaching to touch her vehicle screen

In-vehicle Wi-Fi® Hotspot

Music lover? Use OnStar One* to listen to your favorite playlists on Spotify or Pandora.
Police officer walking towards a car crashed on the side of the road

Automatic Crash Response

If you’re in a crash, we’ll be right there to assist you.* We can also tell First Responders your location and what kind of help you need.
Roadside Assistance Worker Assisting Couple with Their Car

Roadside Assistance

Flat tire? Out of gas? No problem. We can get you the help you need to get back up and running.
A man and woman riding in a vehicle in style

Vehicle Status

Our OnStar Advisors can run an On-Demand Diagnostics* check whenever you need it. If there’s a problem, we’ll help you find the nearest Dealer or service provider or send Roadside Assistance.*
Police offeicers approaching a vehicle

Stolen Vehicle Assistance

Car theft is on the rise — but our Advisors can help locate your vehicle and slow it to idle speed* when police have it in their sights.
OnStar Advisor at her computer smiling

Safety Services

If you need help, push the red Emergency button* for immediate help from our specially trained Advisors.*
Close up of a person holding phone while guardian app is open

OnStar Guardian app

The OnStar Guardian app* gives you OnStar safety features wherever you are — at home, on a walk, on a motorcycle or in someone else’s car. Even better, you can share the app with up to seven friends or family members.*

Learn More
Close up of a person holding phone while a vehiclemobile app is open

Vehicle mobile app

Vehicle control is at your fingertips with the vehicle mobile app. Keep track of your fuel level, tire pressure, oil life and so much more. Plus, you can start your vehicle remotely, get help on the go with Roadside Assistance and schedule service with the push of a button.

Learn More 

Let’s get it started. 

Push your blue OnStar button to activate your trial now, and see what features your vehicle can get by entering your vehicle identification number (VIN).

Enter VIN
Close up of a woman holding her phone