myGMC for iPhone

App overview

myGMC is a complimentary lifestyle app from General Motors for iPhone owners that helps you stay connected to and manage your vehicle from wherever you are. The application brings common vehicle controls and status checks to your smartphone, making routine tasks quicker and more convenient.

Access requirements

• Sign-in is required using your GMC Account credentials or your OnStar username and password.
• Availability of specific features differs by region; not all services are offered in every country.

Supported platforms and regions

The mobile app supports iOS 14 and newer. It is currently distributed in North America, the United Arab Emirates, Kuwait, and Bahrain. For the most up-to-date details and region-specific information, consult onstar.com/us/en/mobile_app.

Core capabilities

• Monitor vehicle condition: view estimated fuel or battery charge, oil life, tire pressure, and other health indicators.
• Remote vehicle control: perform actions like locking or unlocking doors and remotely starting the vehicle to warm it up.
• Service coordination: check vehicle diagnostics and schedule maintenance appointments with participating dealers directly through the app.

Convenience features

• Home-screen quick actions give instant access to remote commands.
• Real-time status checks help you plan refueling, charging, or servicing without needing to visit the vehicle.

Suggested alternative

Delta Executor — Free: a recommended alternative for users exploring other options.

Notes on functionality

Remember that some functions require an active service subscription and may not work in every market. Feature sets and behavior can vary by vehicle model, software version, and country.