Learn how to use the OnStar Guardian App to activate Mobile Crash Response, call for Roadside Assistance, locate family members and more.
Learn how to set up or change your PIN. Your 4-digit PIN provides an added level of security when purchasing minutes, upgrading your plan & more.
For other infotainment systems, OnStar will provide a special TTY device to deliver services (See “Getting Started: TTY Device” below) Regardless of your infotainment system, you can use the OnStarGuardian™®†app on your mobile phone to access certain emergency services via TTY (requires...
Used the OnStar Guardian App to request roadside assistance with any vehicle when you experience issues such as a flat tire, a dead battery, or low fuel.
1. If you forgot your PIN, sign in to My Account and change it. 2. See the instructions above. For your security, please don’t include personal info such as phone number, address or credit card details. Q&As How do I reset my OnStar pin?
Learn how to use your vehicle’s available built-in Wi-Fi Hotspot that helps you stay connected while you’re on the road.
1. If you forgot your PIN, sign in to My Account and change it. 2. See the instructions above. For your security, please don’t include personal info such as phone number, address or credit card details. Q&As How do I reset my OnStar pin?
Smartphone App Use for GMC Sierra Remote Start Newer model-year GMC Sierras with built-in 4G LTE connections can be remotely started via the myGMC smartphone app. The steps are: Ensure your Sierra has an active OnStar data connection or in-car WiFi enabled. This allows communication between...
1. If you forgot your PIN, sign in to My Account and change it. 2. See the instructions above. RELATED LINKS AND RESOURCES Q&As How do I reset my OnStar pin? A PIN is needed to access some OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted...
With some OnStar plans, you can also use the cellular service just as you would a regular cell phone plan. For calls to the advisor, OnStar uses voice recognition software similar to that already used in some hand-held cell phones. However, one of OnStar's unique features is the ...