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Can OnStar unlock my car remotely?

Yes. In most cases, OnStar can unlock your car remotely through the OnStar app or by contacting an advisor, as long as you have an active subscription and the vehicle is connected. If the service isn’t active or the car isn’t connected, remote unlocking may not be possible.


How remote unlocking works


Remote unlocking relies on a live cellular connection between your vehicle and OnStar’s servers, coupled with proper account verification. The feature is available on most GM vehicles equipped with OnStar, but availability can vary by model, market, and service status.


What you need to use remote unlock


To enable remote unlocking, you generally need several elements in place. The list below outlines the common prerequisites so you know what to check before attempting unlock remotely.



  • An active OnStar subscription or trial and a vehicle equipped with OnStar service.

  • The vehicle must be connected to cellular data (and have sufficient power) to communicate with OnStar servers.

  • You must be the account holder or have explicit authorization on the account (identity verification may be required).

  • You can use the OnStar mobile app or contact an OnStar Advisor to request unlocking.


Having these conditions in place typically enables successful remote unlocking, but individual vehicle configurations and regional policies may affect availability.


How to unlock via the OnStar app


Use the OnStar app (or the GM-branded app that supports your vehicle) to request a remote unlock. The following steps describe the common process you’ll follow in most regions.



  • Open the OnStar app and sign in to your account.

  • Select the vehicle you want to operate if you have more than one.

  • Tap Lock/Unlock and choose Unlock Doors (or a similarly labeled option).

  • Follow any on-screen prompts or enter your account PIN if requested.

  • Wait a few seconds for the doors to unlock; the app will confirm when it’s done.


If the app doesn’t respond, check your phone’s internet connection, confirm the vehicle is online, or try again. You can also contact OnStar support for assistance.


Using an OnStar Advisor to unlock


If you can’t access the app or the vehicle isn’t responding, you can request unlocking by speaking with an OnStar Advisor. They will verify your identity before sending the unlock signal to the vehicle.



  • Call OnStar at the number shown in your vehicle’s manual or dial the OnStar number for your country (commonly 1-888-4ONSTAR in the U.S.).

  • Provide the required account information and verify your identity as prompted.

  • Ask the advisor to unlock the doors; once verified, they will initiate the unlock request.


Remote unlocking by an advisor is a dependable option when the app is unavailable or the vehicle isn’t communicating properly.


Limitations and security considerations


While convenient, remote unlocking has limitations and security implications you should understand. The following points cover common concerns and best practices.



  • Remote unlock requires an active connection between the vehicle and OnStar; in areas with poor cellular coverage, unlocking may fail.

  • Identity verification is used to prevent unauthorized access; keep your OnStar login credentials and any PINs secure.

  • Some vehicles may allow unlocking all doors, while others may limit actions to certain doors depending on model and settings.

  • If someone else has access to your OnStar account, they could unlock the car; use strong passwords, sign out on shared devices, and enable available security features.

  • In some regions or with certain plans, remote unlock may not be available, or it may require an active subscription or trial period.


Security-minded users should periodically review account permissions, update contact details, and understand how to disable or limit remote access if needed.


Summary


Can OnStar unlock your car remotely? Yes, most of the time. Remote unlocking is generally possible via the OnStar app or by calling an advisor, provided you have an active OnStar service, a connected vehicle, and proper authorization. If you encounter issues, verify connectivity, ensure your subscription is active, and contact OnStar support for guidance. This capability offers a quick solution in emergencies or when you’re locked out, but it also requires careful attention to security and account access.

Can OnStar unlock your car remotely?


Locked out
More than 1,600 drivers every day are rescued from this annoying and highly inconvenient situation by calling 1.888. 4ONSTAR (1.888. 466.7827) and having an Advisor unlock their doors * (if properly equipped). You can also use your vehicle mobile app * to remotely unlock your vehicle.



Can Chevy remotely unlock my car?


The myChevrolet app* enables you to use your smartphone to interact with your vehicle from wherever you are. You can remote start, unlock and lock your vehicle, view your fuel life, EV range and tire pressure, and more on properly equipped vehicles.



How to activate OnStar remote access?


activate remote access

  1. Log into your GM Account via experience.GM.com.
  2. Once logged in, click on "Plans & Services” from the navigation bar.
  3. Enter either your OnStar account number or your username (email address associated to your OnStar account)
  4. Choose your method of verification (email or text message)



Can I call a cop to unlock my car?


In most cases, the police can either break a window or use a slender metal tool to unlock your door without needing a key. While there's typically no charge for their assistance, it's essential to use this option only in emergencies, as you'll be responsible for repairing any damage to your window.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.