Tracking a car shipment with an AirTag
A tag inside the cabin reports often while the car is on an open trailer in traffic, and stops entirely once the car is parked on a vehicle deck or stacked in a marshalling yard. What you get is the pickup, the road legs, the port, and the arrival, each with a timestamp the carrier's status page does not give you.
Where should the tag go in the car?
Glass and plastic are close to transparent for Bluetooth. Steel is not. Everything about placement follows from that, plus the fact that you usually hand over the keys and never see the inside of the car again until it arrives.
- In the cabin, near a window: a door pocket, a seat-back pocket, the centre console lid, or tucked under a seat on the door side.
- In the boot only if the car has a glass tailgate or a soft top. A steel bootlid over a metal floor is the worst place in the car.
- Not in the spare wheel well, not in a toolbox, not in the engine bay, and not under the car in a magnetic case where a washdown or a ramp will find it.
- Somewhere you can describe over the phone, so whoever collects the car at the other end can retrieve it.
- A second tag in a bag inside the car, if you are shipping belongings with it and the carrier allows them.
Fit it before the driver arrives. Once the car is on the deck and locked, there is no second chance, and a tag added later starts its history from that moment rather than from collection.
What do the carrier's status updates actually tell you?
They tell you which stage of a workflow your booking is in. That is genuinely useful, and it is not the same as knowing where the car is.
- "Picked up" is a dispatcher's entry, often typed at the end of a shift rather than at your kerb.
- "In transit" covers everything from a motorway in daylight to a week parked at a terminal.
- "At port" rarely says which yard, which row, or since when.
- "Delivered" is a signature event. It does not date the moment the car physically reached the address.
A tag report is the other kind of fact: a position with a timestamp, produced because somebody's iPhone happened to be near the car. It does not know what the carrier's system believes, and that independence is the entire reason to bother.
Why does an open trailer report so much better than a vehicle deck?
An open transporter is the best case for a Bluetooth tag on the whole route. Your car is up on an unenclosed deck, its windows are the only barrier, and it spends the day surrounded by traffic, with every other vehicle a potential relay. Reports through towns and at fuel stops are common.
An enclosed trailer takes most of that away. The car now sits inside a metal box, and the reports you get tend to come at stops, when the ramp is down and the driver is standing beside it. Expect a thinner record, not a blank one.
A RoRo vessel is the extreme case. The car is driven onto an enclosed steel deck, often below the waterline, parked bumper to bumper among hundreds of others, and the deck is then cleared of people. There is no signal path out and nobody to hear it anyway. Expect nothing at all between loading and discharge.
A car shipped inside a container is worse still, because it adds another steel skin and a spell stacked in a yard at each end. If the routing is containerised, plan on the port-to-port section being entirely blank.
What does a door-to-door transport look like in the history?
| Leg | What the tag typically does | What the status page says |
|---|---|---|
| Collection at your address | A cluster of reports; the departure time is dated to the minute. | "Picked up", sometimes hours or a day later. |
| Open trailer on the road | Regular reports: the traffic around it is full of iPhones. | "In transit", with no position. |
| Enclosed trailer on the road | Sparse; mostly at stops and terminals. | "In transit". |
| Terminal or marshalling yard | Quiet. Rows of parked cars and almost nobody, especially overnight. | "At port" or nothing. |
| RoRo vehicle deck at sea | Nothing, for the whole crossing. | An ETA that may move. |
| Discharge and destination yard | Reports resume once the car is driven off and handled. | "Arrived", often after your tag already told you. |
| Final delivery | Frequent again, down to the street. | "Delivered", on signature. |
The shape to expect is dense at both ends and hollow in the middle. That is not a defect in the tracking; it is a map of where people with phones are along a car's route.
Should you tell the transport company about the tag?
Yes, and it is not only a courtesy. Both iPhone and Android warn people when an unfamiliar tracker travels with them, so a driver spending eight hours with your car may well get an alert about a tag they cannot account for. That conversation goes better if it has already happened.
Frame it the way it actually is: the tag is tracking your car, not the driver. Most carriers are unbothered, and some ask only that it is not fixed to the outside of the vehicle.
AirTag History is for things, not people. Tracking a person is prohibited by our acceptable-use policy, and we support the unknown-tracker alerts built into both phone platforms rather than trying to work around them.
What is the history actually good for afterwards?
Mostly dates. Car transport disputes tend to be about when something happened rather than where, and a timestamped position is a better answer than a recollection.
- When the car left your address, against a pickup window you were quoted.
- How long it sat at a terminal before it was loaded.
- When it reached the destination yard, against when you were told it had.
- Whether it took an unexpected detour to another depot.
- The last position before a period of damage could have occurred, which narrows the question of where to ask.
Find My gives you none of this. It shows one pin at the latest report and overwrites it, with no timeline, no dwell time and no export, and Apple keeps no readable history on its servers because the reports are end-to-end encrypted to your Apple ID.
AirTag History polls every 5 minutes and saves each report that comes back, then exports the result as CSV or GPX, with a timestamped PDF evidence report on the higher passes. It records from the moment you connect and cannot reconstruct anything earlier, so connect before the transporter arrives. Connecting opens a 7-day free live tracking window.
Frequently asked questions
Can I put an AirTag in a car being shipped?
Yes, and it is one of the better uses for a tag. Put it inside the cabin where glass rather than steel surrounds it, tell the carrier it is there, and expect frequent reports on the road legs with silence while the car sits on a vessel or in a marshalling yard.
Where is the best place to put an AirTag in a car for transport?
In the cabin near a window: a door pocket, a seat-back pocket, or under a seat on the door side. Avoid the spare wheel well, the engine bay, a metal toolbox, and anywhere on the outside of the car. Choose a spot you can describe to whoever collects the vehicle.
Will an AirTag work on a RoRo ship?
No, not while the car is aboard. Vehicle decks are enclosed steel, often below the waterline, and are cleared of people once loading finishes. There is no phone close enough to hear the tag and no path for the signal to get out. Reports resume after the car is driven off.
Why did my car's AirTag stop reporting at the port?
Because a marshalling yard has almost nobody in it. The tag needs a passing iPhone to relay a sighting, and rows of parked cars behind a fence supply none, particularly overnight. The silence usually ends when the car is moved for loading or handled by staff at the other end.
Should I tell the transport company about the AirTag?
Yes. Unknown-tracker alerts on iPhone and Android mean the driver may be warned about a tag travelling with them, and an unexplained tracker turns into an awkward conversation mid-route. Most carriers do not mind a tag inside the cabin. The tag is there to track the car, not the driver.
Can AirTag history prove when my car was delivered?
It can show where the tag was and when, which is usually the disputed part. A cluster of reports at your address on a particular afternoon is a stronger record than a signature scan with no position attached. Present it as evidence of the tag's location rather than as a conclusion about the carrier's conduct.
Is an AirTag enough, or do I need a GPS tracker for car shipping?
For a single car through populated routes, a tag is usually proportionate: no SIM, no subscription, about a year on a coin cell. A cellular tracker wired into the car reports from an empty yard where a tag cannot, which matters if you need a guaranteed interval or an alert when the vehicle moves.
Start keeping the route
AirTag History polls your AirTags every 5 minutes and keeps the timeline Find My overwrites. Free for 7 days, and your history starts the moment you connect, not before, so connect ahead of the move.