Wednesday, October 7, 2026
6 min read

How can you check a used car's mileage is genuine before you buy it in Barnsley?
Quick answer: Put the registration into the free GOV.UK MOT history checker. It shows the mileage recorded at every MOT since 2005, so you can see whether the readings climb steadily year by year. Then line those readings up with the service book, invoices and the number on the dashboard. If the mileage ever goes down, jumps around, or does not match the wear on the car, ask questions before you go any further.
Mileage is one of the biggest things that sets a used car's price. That is exactly why it is worth checking. In 2024, Citizens Advice research found that 19% of people who had a problem with a used car bought in the last decade said it had a higher mileage than they were told.
At anycolourcar.com we sell quality used vehicles from The Old Garage on Genn Lane in Worsbrough, and we would rather customers in Hoyland, Penistone and Cudworth knew how to check a car's mileage than took anyone's word for it, including ours.
Looking for your next car? Start on car search or call sales on 01226 574410.
Every MOT includes an odometer reading, and those readings are kept on a public record. The GOV.UK MOT history service is free and only needs the number plate. For cars tested in England, Scotland or Wales, it shows:
It is also worth knowing that DVSA added earlier mileage readings to the MOT certificate itself, to help prevent clocking. So the paper certificate and the online history should tell the same story.
A genuine history usually looks a little boring, and that is a good thing. The mileage goes up at every test, by an amount that fits how the car has been used.
Look out for:
Most cars do not need their first MOT until they are three years old, as GOV.UK explains. On a younger car, there will be no MOT readings yet, so the service record and a private history check do more of the work.
The MOT history is one source. The service book, digital service record and invoices are another. Each service entry should carry a date and a mileage, and together they should fit neatly between the MOT readings.
If a service stamp shows more miles than a later MOT, or an invoice does not fit the timeline, that needs explaining. Our guide to checking a used vehicle's service history covers what a good record looks like.
Paperwork can be tidied up. Wear is harder to fake. On a car with a low mileage, look twice at:
None of these proves anything on its own. Some cars are simply treated harder than others. But when the wear and the mileage tell different stories, trust the wear and dig deeper.
A proper test drive helps too. Our test drive checklist covers what to look and listen for.
Not every strange reading is clocking. MOT testers type the mileage in by hand, and DVSA says it has added warnings to catch entry mistakes because they do happen.
A mistake can be fixed. Within 28 days of the test, the MOT centre can correct it. After that, the owner reports it to DVSA with evidence, such as an MOT invoice or a service receipt dated within a day of the test. GOV.UK explains how mileage mistakes are corrected.
An instrument cluster can also be replaced after a fault, which can affect the reading. Either way, a genuine explanation comes with paperwork. Ask to see it.
Citizens Advice suggests these checks before you buy a used car:
Our honest guide to what a provenance check really tells you explains where these reports help, and where they stop. If a history check flags a write-off, our guide to write-off categories explains what each one means.
Selling a clocked car without telling the buyer is an offence. Citizens Advice says that Trading Standards will take action when necessary.
If you bought from a business and the mileage was not as described, you may have a right to a repair, the cost of a repair, or some or all of your money back. Our guide to your consumer rights on a used car explains how that works. For free advice, GOV.UK lists the Citizens Advice consumer helpline.
A genuine mileage leaves a trail. If the MOT readings, the service record and the car itself all agree, you can buy with confidence.
Yes. The GOV.UK MOT history service is free and only needs the registration number.
For cars, motorcycles and vans tested in England, Scotland or Wales, it shows results for tests done since 2005.
There will usually be no MOT readings yet. Rely on the service record and invoices, and consider a private history check.
Not on its own. A low mileage only means something if the history backs it up. Our guide to what mileage is too high for a used car explains why the whole picture matters more than one number.
Ask the seller to explain, and ask for paperwork that proves it. If the answer is vague, it is fine to walk away.
Checking a used car's mileage takes a few minutes and costs nothing. Use the free GOV.UK MOT history, line it up with the service record, and look at the wear on the car. If all three agree, you have a car with a story you can trust.
For the rest of your checks, work through our used car buying checklist. Ready to look? Browse car search or call sales on 01226 574410.
anycolourcar.com · The Old Garage, Genn Lane, Worsbrough, Barnsley S70 6TF · Sales 01226 574410