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GJ66 ZZN

2017 Seat Mii

Silver Petrol 999cc
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MOT Status

Valid
Expires7 Feb 2027
Tests10 (7 pass, 3 fail)
Pass rate70%

Mileage

102,322 mi
Last recorded102,322 miles
Recorded on15 Jan 2026
Typical for 2017 Seat Mii28,530 mi

Significantly above average — investigate

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

RegistrationGJ66 ZZN
MakeSeat
ModelMii
Year2017
ColourSilver
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 3 fail
Pass 15 Jan 2026 102,322 miles

Front Brake disc worn, pitted or scored, but not seriously weakened very bad (1.1.14 (a) (ii))

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))

Fail 14 Jan 2026 102,322 miles

Fuel cap/sealing device ineffective (6.1.3 (b) (i))

Offside Front Position lamp not working (4.2.1 (a) (ii))

Front Brake disc worn, pitted or scored, but not seriously weakened very bad (1.1.14 (a) (ii))

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 16 Jan 2025 101,993 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Pass 8 Feb 2024 101,659 miles

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 2 Feb 2023 100,853 miles
Pass 16 May 2022 91,247 miles

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Fail 13 May 2022 91,230 miles

Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i))

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Pass 8 Jan 2021 57,124 miles
Fail 8 Jan 2021 57,122 miles

Front Brake pad(s) less than 1.5 mm thick both (1.1.13 (a) (ii)) DANGEROUS

Pass 15 Jan 2020 43,892 miles

Vehicles internal headlight adjuster altered to recheck lights ()

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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GJ66 ZZN is a 2017 Seat Mii in Silver with a 999cc petrol engine. This vehicle has been through 10 MOT tests with a personal pass rate of 70%.

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 a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 GJ66 ZZN?

You can check the full history of GJ66 ZZN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was GJ66 ZZN registered?

GJ66 ZZN is a 2017 Seat Mii, first registered on 14 January 2017.

Is GJ66 ZZN safe to buy?

The MOT history for GJ66 ZZN shows 10 tests with a 70% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does GJ66 ZZN 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 GJ66 ZZN. 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.