Do Serviced Cars Fail Fewer MOTs? We Analysed 3,815 Tests
Original research on 3,815 MOT tests: a documented dealer service in the previous 12 months cut the failure rate from 15.6% to 11.0% on cars aged 4-9.
George Arnold26 August 2026Authors
George Arnold
Founder & Vehicle Data Expert
George Arnold is the founder of FindServiceHistory and a vehicle data expert with over 20 years in the UK motor trade. Since 2014 he has run a 100-vehicle used-car dealership, giving him a front-line view of vehicle provenance, mileage integrity and the service records that separate a sound used car from a costly mistake. He founded FindServiceHistory to bring the same dealer-grade history and mileage checks the trade relies on to everyday car buyers.
Most recent articles by George Arnold
George Arnold26 August 2026
How to Check if a Car Has Been Clocked (Mileage Fraud)
Worried a used car's mileage has been wound back? How to check for clocking using the free MOT mileage trail and the official service history, step by step.
George Arnold8 July 2026
UK Service History Coverage Report 2026: Brand by Brand
Original research from 3,626 UK vehicle lookups: 63.5% of used cars have a traceable manufacturer service record, and 1 in 80 shows a mileage discrepancy.
George Arnold16 May 2026Check a vehicle's service history
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