Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2017 Seat Mii Petrol 999cc has had 9 MOT tests on record, passing 8 and failing once (89% pass rate). It has 28,808 miles on the clock, averaging 3,246 miles per year, well below the UK average of 7,400.
MOT & Mileage History for DT66 HGM
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 28,808 miles |
| Reading date | |
| Miles last year | 2,726 |
| Average per year | 3,246 |
| Mileage consistency | Consistent |
Check DT66 HGM
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 9 tests on record
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Vehicle Details
| Registration | DT66 HGM |
| Make | Seat |
| Model | Mii |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2017 |
| First registered | |
| Area code | DT — Shrewsbury, Deeside to Shrewsbury |
| Age identifier | 66 — September 2016 to February 2017 |
More DT66 H plates
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About DT66 HGM
What car is DT66 HGM?
DT66 HGM is a silver Seat Mii, petrol (999cc). First registered in Shrewsbury in 2017.
What is the mileage of DT66 HGM?
The last recorded mileage for DT66 HGM was 28,808 miles, recorded on 16 Apr 2026 during its most recent MOT test.
Has DT66 HGM passed its MOT?
DT66 HGM has had 9 MOT tests with an 89% pass rate (8 passes, 1 failure). It last passed on 16 Apr 2026.
Is DT66 HGM ULEZ compliant?
Based on its fuel type and registration year, DT66 HGM is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is DT66 HGM?
DT66 HGM is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.