Who has to start a new OnStar plan when a GM vehicle changes hands

dayanother.com Editorial Team · 29 September 2026

On General Motors’ OnStar service, the person who becomes the new primary driver is the one who must start a paid plan when they are not staying on the same customer-paid account. OnStar’s current “Become an OnStar Member” FAQ says a paid plan may move only when the primary driver does not change and the next vehicle has OnStar hardware. A plan that came with the vehicle purchase and is still on an active trial stays with that vehicle when it is sold or traded in. That is OnStar’s rule on that page—not a rule for every car maker.

What still works after the keys change hands

Still works: A service plan included with the vehicle purchase remains with that vehicle if the car is sold or traded in while an OnStar trial is still active, according to the transfer answer on OnStar’s Become a Member FAQ.
Stops working: A customer-paid OnStar plan does not switch to a different driver while you still own the vehicle listed on the plan. The same FAQ allows a paid-plan transfer only when the primary driver does not change and the new vehicle has OnStar hardware.
Needs subscription: Anyone who is not continuing as the same primary driver on an eligible customer-paid plan needs their own OnStar membership. The page says you can enroll through your GM Account or by contacting an Advisor with the blue OnStar button or by calling 1.888.4ONSTAR.
Needs previous owner removed: Not applicable as a buyer-side “remove previous owner” checklist on that page. The FAQ instead tells the account holder who trades in a vehicle, returns a lease, or totals a vehicle to call OnStar with the account number or VIN so the account can be updated or service transferred.
Can work offline: Not stated. The FAQ ties membership signup, plan transfer help, PIN changes, and Advisor contact to the GM Account, the in-vehicle blue button, or a phone call—not to an offline plan that keeps running with no account.
Last checked: September 29, 2026. OnStar Become an OnStar Member FAQ at https://www.onstar.com/support/faq/subscribe, opened that day. Supporting account and payments FAQs on onstar.com were opened the same day.

A GMC Yukon. OnStar’s FAQ puts paid plans on the member account and included trials on the vehicle when a sale or trade-in happens during an active trial. JustAnotherCarDesigner, CC0, via Wikimedia Commons.

Hardware in the vehicle, plans on the account

OnStar’s pages split the car from the membership. The Become a Member FAQ talks about OnStar hardware in the vehicle, the blue button inside the cabin, and a Vehicle Identification Number when you call. Those pieces sit with the car. The paid service plan and the OnStar account sit with the member. The account FAQ says your GM Account is where you view, manage, and change an OnStar plan, see plans and pricing for your vehicle, and handle related vehicle tools after you log in with GM credentials.

That split matters at sale time. The transfer answer on the Become a Member page lets a customer-paid plan move only when three conditions hold: you already have an active customer-paid plan and account, the primary driver does not change, and the next vehicle has OnStar hardware. If you still own the vehicle listed on the plan, the same answer says the plan cannot be switched to a different driver. So the paid plan is not a sticker on the VIN that a new buyer inherits. It is a plan on a person’s account, with rules about who the primary driver is.

The included trial is the opposite case on that same page. A service plan that came with the vehicle purchase remains with the vehicle when the car is sold or traded in with an active OnStar trial. That is the VIN-side case OnStar describes: the trial travels with the sold or traded vehicle, not with a new primary driver’s paid account.

Interior of a 2023 Chevrolet Traverse. The blue OnStar button and hardware are in the vehicle; the paid plan and PIN are on the member account in OnStar’s FAQs. deathpallie325, CC BY-SA 4.0, via Wikimedia Commons.

What changes at sale or trade-in

When the vehicle changes hands, OnStar’s transfer answer describes two different outcomes. If an included purchase plan is still in an active trial, that plan remains with the vehicle through a sale or a trade-in. If you hold a customer-paid plan and you are changing to another OnStar-equipped vehicle without changing who the primary driver is, the page says you may transfer that paid plan. If the primary driver would change—as it does when you sell to someone else who will drive as the new member—the paid-plan transfer conditions on that page are not met.

The page groups “sold or traded in” when it describes an active trial staying with the vehicle. It does not publish a separate private-sale checklist and a separate dealer trade-in checklist. For account cleanup after you give up the car, it lists trade-in, lease return, and a totaled vehicle together: call 1.888.4ONSTAR with your OnStar account number or VIN, and have the date the vehicle was sold, traded, or totaled so OnStar can update the account or transfer service. If you are not eligible to transfer a paid plan, the same answer says a refund for remaining purchased plan time may apply when it is applicable.

That is fair to compare with what a Peloton can still do after the membership ends only on one point: a person’s paid subscription does not automatically follow a sold object. Peloton’s terms put class access on the membership holder’s login. OnStar’s FAQ puts a customer-paid plan on the member account with a primary-driver rule, and puts an included active trial on the vehicle when the car is sold or traded. Do not read that as every brand’s rule—only as what this OnStar page says.

Dashboard of a 2003 Cadillac Escalade EXT, a GM brand vehicle. Older cabins still illustrate the split: hardware in the car, membership on the account. Sfoskett, CC BY-SA 3.0, via Wikimedia Commons.

What to open before you buy or sell

Open OnStar’s Become an OnStar Member FAQ at https://www.onstar.com/support/faq/subscribe. This page was opened on September 29, 2026. Read the answers titled “How can I become an OnStar Member?”, “Can I transfer my OnStar service plan?”, and “How can I cancel my OnStar service?” Those three blocks are where OnStar states who can enroll, when a paid plan may transfer, when an included trial stays with the vehicle, and how cancellation works while you still have account access online.

On the same day, the My OnStar Account FAQ at https://www.onstar.com/support/faq/account was opened for what the GM Account holds, and the payments FAQ at https://www.onstar.com/support/faq/payments was opened for the note that if you no longer have possession of the vehicle with an active plan, you should call 1.888.4ONSTAR and that canceling in that situation cannot be done online. Use those pages as written. Do not assume a dealer trade-in and a private sale have different OnStar steps if the FAQ does not draw that line.

What OnStar’s page tells each person to do

Buyer who will be the new primary driver: become an OnStar Member through your GM Account, or push the blue button or call an Advisor, as the Become a Member answer describes. If the vehicle still carries an active included trial, that trial remains with the vehicle on sale or trade-in under the transfer answer—so confirm trial status with OnStar rather than assuming a paid plan already sits on your name.

Seller who still has a customer-paid plan and is keeping the same primary driver on a different OnStar-equipped vehicle: the transfer answer says that paid plan may transfer when those conditions hold. Call with the account number or VIN and the sale, trade, or total-loss date when you trade in, return a lease, or total the vehicle so OnStar can update the account or transfer service.

Seller who no longer has the vehicle and needs to stop paying: the cancel steps on the Become a Member page run through My Account → OnStar → My Plans → cancel my plan, or through the blue button or an Advisor. The payments FAQ adds that if you no longer possess the vehicle with the active plan, you must call; canceling cannot be done online in that case. The pages do not describe an export of connected-car history for the buyer. Do not invent one.

One fact that belongs only to this plan

OnStar’s transfer answer allows a customer-paid plan to move only when the primary driver does not change. The same answer keeps an included active trial with the vehicle on sale or trade-in. Those two outcomes sit on one official FAQ and cut in opposite directions: one follows the person, one follows the vehicle.

The mistake that makes a used GM sale messier

Assuming OnStar’s rule is every car maker’s rule, or assuming the seller’s paid plan automatically lands on the buyer. OnStar’s page does not say a paid plan follows a new primary driver. It says the opposite for that case. Treating a BMW ConnectedDrive page, a Tesla ownership page, or a hallway story as if it rewrote this FAQ is how buyers discover they still need their own membership—and how sellers keep paying after the car is gone because they never called to update the account.

Read next: What a Peloton can still do after the membership ends. Also see Which BMW ConnectedDrive services stay with the car after it is sold—a different maker’s page, not a substitute for OnStar’s FAQ.