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DT66 HHG

2017 Seat Mii

Red Petrol 999cc
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MOT Status

Valid
Expires16 Sep 2026
Tests8 (7 pass, 1 fail)
Pass rate87.5%

Mileage

39,341 mi
Last recorded39,341 miles
Recorded on17 Sep 2025
Typical for 2017 Seat Mii28,530 mi

Above average mileage for this year

4 checks still locked for this Seat
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationDT66 HHG
MakeSeat
ModelMii
Year2017
ColourRed
Fuel typePetrol
Engine999cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

7 pass 1 fail
Pass 17 Sep 2025 39,341 miles

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 15 Oct 2024 36,002 miles

Rear Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

Vehicles internal headlight adjuster altered to recheck lights ()

Pass 14 Oct 2023 32,002 miles
Pass 12 Oct 2022 26,618 miles
Pass 11 Oct 2021 16,273 miles

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 19 Oct 2020 12,671 miles
Pass 10 Jan 2020 12,392 miles
Fail 10 Jan 2020 12,390 miles

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

How Reliable is the Seat Mii?

Based on 178,602 MOT tests across 18,080 vehicles.

83.2%
Pass Rate
4,559
Miles/Year
14
Year Lifespan
18,080
On UK Roads
Full Seat Mii reliability report

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DT66 HHG is a 2017 Seat Mii in Red with a 999cc petrol engine. This vehicle has been through 8 MOT tests with a personal pass rate of 87.5%.

Across all 2017 Seat Mii models, the average MOT pass rate is 86.3% with a typical mileage of 28,530 miles. This particular vehicle has performed better than the average for its year.

The Seat Mii typically stays on UK roads for around 14 years. At 9 years old, this Seat Mii is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of DT66 HHG?

You can check the full history of DT66 HHG by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was DT66 HHG registered?

DT66 HHG is a 2017 Seat Mii, first registered on 30 January 2017.

Is DT66 HHG safe to buy?

The MOT history for DT66 HHG shows 8 tests with a 87.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does DT66 HHG have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on DT66 HHG. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.