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 2004 Seat Altea Petrol 1595cc has had 19 MOT tests on record, passing 13 and failing 6 (68% pass rate). It has 104,958 miles on the clock, averaging 6,796 miles per year, below the UK average of 7,400.
MOT & Mileage History for GY54 MMU
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 104,958 miles |
| Reading date | |
| Miles last year | 1 |
| Average per year | 6,796 |
| Mileage consistency | Consistent |
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Full MOT Test History 19 tests on record
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Vehicle Details
| Registration | GY54 MMU |
| Make | Seat |
| Model | Altea |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1595cc |
| Year | 2004 |
| First registered | |
| Area code | GY — Brighton, Garden of England |
| Age identifier | 54 — September 2004 to February 2005 |
More GY54 M plates
Browse all GY54 M registrations from Brighton.
About GY54 MMU
What car is GY54 MMU?
GY54 MMU is a blue Seat Altea, petrol (1595cc). First registered in Brighton in 2004.
What is the mileage of GY54 MMU?
The last recorded mileage for GY54 MMU was 104,958 miles, recorded on 14 Dec 2018 during its most recent MOT test.
Has GY54 MMU passed its MOT?
GY54 MMU has had 19 MOT tests with a 68% pass rate (13 passes, 6 failures). It last passed on 14 Dec 2018.
Is GY54 MMU ULEZ compliant?
Based on its fuel type and registration year, GY54 MMU is likely not ULEZ compliant. As a petrol vehicle registered in 2004, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is GY54 MMU?
GY54 MMU is approximately 22 years old. Age identifier 54 means registered between 1 September 2004 and 28 February 2005.