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 Skoda Fabia Petrol 999cc has had 10 MOT tests on record, passing 8 and failing 2 (80% pass rate). It has 76,444 miles on the clock, averaging 8,936 miles per year, around the UK average of 7,400. The 1.0 TSI engine is known for 1. carbon buildup on intake valves and 2. turbocharger actuator/wastegate linkage failure. Common Skoda Fabia issues include electric window switches and mechanisms and infotainment system (bolero unit).
MOT & Mileage History for GC17 UNZ
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
About average| Latest reading | 76,444 miles |
| Reading date | |
| Miles last year | 11 |
| Average per year | 8,936 |
| Mileage consistency | Variable |
Check GC17 UNZ
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 10 tests on record
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Reported issues for this Skoda Fabia
These are the most commonly reported problems on Skoda Fabia models (2014–2021), based on owner reports and workshop data across the UK.
Electric window switches and mechanisms
Window switches corrode from water ingress (rain splashes when windows open), causing intermittent failure; window motors or regulators also wear prematurely. · Typical repair: £150-£300 (switch replacement £100-£150 parts/labour; full regulator £200-£300 at indie garage).
Infotainment system (Bolero unit)
Software glitches, overheating, or water/corrosion damage to connections lead to freezing, blackouts, or total failure. · Typical repair: £200-£500 (software update/diagnostic £100-£200; full unit replacement £400-£500).
Instrument cluster wiring
Faulty wiring harness in the cluster corrodes or chafes, causing intermittent power loss. · Typical repair: £250-£450 (rewire/diagnostic £200-£300; cluster repair £300-£450).
Rear door seals
Rubber seals degrade or misalign, allowing water leaks into rear footwells. · Typical repair: £100-£250 (seal replacement both sides £80-£150 parts/labour).
1. Carbon Buildup on Intake Valves
Direct-injection petrol engines like the CHZB lack fuel spray across the intake valves during the induction stroke. Without this natural cleaning action, carbon deposits accumulate on the valve stems and seats, restricting airflow.[2]
2. Turbocharger Actuator/Wastegate Linkage Failure
The actuator linkage connecting the wastegate solenoid to the wastegate valve becomes faulty or loose, causing loss of boost control. Many repair shops misdiagnose this as full turbocharger failure and recommend a costly replacement (€1,000+) when only the actuator arm needs repair (€150).[3]
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Vehicle Details
| Registration | GC17 UNZ |
| Make | Skoda |
| Model | Fabia |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2017 |
| First registered | |
| Area code | GC — Maidstone, Garden of England |
| Age identifier | 17 — March 2017 to August 2017 |
More GC17 U plates
Browse all GC17 U registrations from Maidstone.
About GC17 UNZ
What car is GC17 UNZ?
GC17 UNZ is a grey Skoda Fabia, petrol (999cc). First registered in Maidstone in 2017.
What is the mileage of GC17 UNZ?
The last recorded mileage for GC17 UNZ was 76,444 miles, recorded on 3 Aug 2026 during its most recent MOT test.
Has GC17 UNZ passed its MOT?
GC17 UNZ has had 10 MOT tests with an 80% pass rate (8 passes, 2 failures). It last passed on 3 Aug 2026.
Is GC17 UNZ ULEZ compliant?
Based on its fuel type and registration year, GC17 UNZ 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 GC17 UNZ?
GC17 UNZ is approximately 9 years old. Age identifier 17 means registered between 1 March 2017 and 31 August 2017.