What Is the Strange Device Attached to My New Car Keys?

A key-identification tag
An RFID device
A

Bluetooth-based locator
An inventory label
A service-department identification device
Another dealership-specific tracking or management component
The shape alone isn’t enough to identify it.

Look for a brand name, model number, barcode, QR code, FCC/CE marking, or other identifying information.

Don’t dismantle it just to find out.

What If I Bought a Used Car?
The same basic idea can apply to used vehicles.

Dealerships need to manage keys for used inventory, trade-ins, customer vehicles, and cars awaiting preparation or service.

So finding an unfamiliar tag on a used vehicle’s keys doesn’t automatically mean the previous owner installed a tracker.

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It could simply be part of the dealership’s own key-management process.

Of course, if you’re buying a used car and discover a device you don’t recognize, asking the seller what it is is always reasonable.

What About a Tracker Installed in the

 

Car Itself?
This is a different question.

Some vehicles can have connected-car services or telematics systems built into the vehicle. Certain dealers, lenders, fleet operators, or aftermarket companies may also use vehicle-location technology for specific purposes.

That technology isn’t necessarily related to the little tag attached to the key.

If you’re concerned about whether your vehicle itself has a tracking or telematics device, ask the dealership to identify any installed hardware and explain what connected services are active.

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