This guide cuts every link between you and a car you are selling, trading in or handing back at the end of a lease: the carmaker's app account, the car's own screen, the dealer and carmaker records, and your phone. When you finish, you can no longer see or control the car, and the next owner cannot see your home address, contacts or trips. Plan on 45 to 90 minutes, part of it sitting in the car.
Why bother
A connected car is tied to you in three separate places, and clearing one does not clear the others. Your app account in the carmaker's cloud can keep showing the car's location and lock status, and on many models it can still lock or unlock it. The car's screen keeps your saved places, call history and paired phones. The dealer and carmaker keep records linking the car's VIN to you. In 2023 the motoring clubs ADAC and ÖAMTC found former owners could still locate and unlock test cars, with no warning shown inside the car. A Which? survey found four in five sellers did not properly remove their data.
Before you start
Time needed: 45 to 90 minutes, ideally a few days before the handover, while you still have the car.
What you need:
- The car, parked somewhere with mobile signal
- Every physical key, fob and key card (on cars like Tesla, your phone stops working as a key once the car leaves your account)
- Your carmaker account login and your phone with the carmaker's app
- The VIN (on your registration papers, and usually visible at the base of the windscreen)
Checked on: 29 October 2026, against the carmakers' own help pages and manuals for Ford (Ford app and SYNC 3/SYNC 4), Tesla (Model Y manual), Toyota (US and UK guides), Volvo, GM, Hyundai (US), BMW (My BMW app) and HomeLink, plus Apple's CarPlay and Wallet help and Google's Android Auto help as published on that date. Menus differ by country, model year and software version. If a menu is not where this guide says, search your carmaker's help site for "remove vehicle" or "selling your car" and follow their wording.
Steps
1 Take out what is yours
- On the car's screen, note any saved places or favourites you want to keep.
- Take out USB sticks and SD cards, including dashcam or Sentry recording drives. A screen reset does not wipe them.
- Remove anything you fitted yourself: aftermarket trackers, dashcams, insurance driving dongles (usually in the OBD port under the dashboard).
You should now have nothing personal left in the car's ports or glovebox.
2 Check which subscriptions are tied to the car
In the carmaker's app, open the subscriptions or services page and note what is active. Ford says it may not know you sold the car, so cancelling a paid connected-services plan is your job. Volvo says its subscription stays active until it expires. Tesla ends paid subscriptions when you remove the car.
You should now know which plans you need to cancel yourself.