: GM has phased out Hands-Free Calling in many newer models in favor of in-vehicle data plans and smartphone integration (Apple CarPlay/Android Auto). If your vehicle is very new, you may need a Connected Vehicle Plan instead of traditional "minutes".
: You can call OnStar directly at 1-888-466-7827 (1-888-4ONSTAR) to purchase minute packages over the phone. buy onstar minutes
: The easiest way is to press the blue OnStar button in your vehicle. You will be connected to an OnStar Advisor who can add minutes to your account immediately. : GM has phased out Hands-Free Calling in
Frequently Asked Questions About GM Vehicles - Earnhardt Chevrolet : The easiest way is to press the
: Most Hands-Free Calling minutes require an active OnStar subscription plan to function.
To buy OnStar Hands-Free Calling minutes, you can use any of the following direct methods. Note that most newer vehicles have transitioned to data-based calling or Bluetooth integration, but minutes are still supported for many existing systems.
: Purchased minutes usually have an expiration date (often one year from the date of purchase) and do not roll over unless specified in your plan.