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Enhance your trailering experience with the ProGrade Trailering System. This suite of intelligent technologies can provide confidence when hitching and towing with features including:

  • In-Vehicle Trailering App1 with custom trailer profile, trailer status including available tire pressure and temperature monitoring and more
  • Phone Companion App2,  myGMC® Mobile App3, adding convenience when outside the truck or trailer
  • Trailer Light Sequence, which includes automatic lighting test sequence

Click here to learn more about the ProGrade Trailering System

1. App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. Terms and limitations apply.
2. Service availability, features and functionality are subject to limitations and vary by vehicle. In-Vehicle app functionality and features vary with vehicle equipment and trim level, and the connected vehicle services plan you are enrolled in. myGMC Mobile App available on select Apple® and Android devices. Device data connection required. See onstar.com for details and limitations.
3. Available on select Apple and Android devices. Service availability, features and functionality are subject to limitations and vary by vehicle, device and the plan in which you are enrolled. Device data connection required. Visit onstar.ca for more details.