2021 Mercedes-Benz GLC 1.9L Diesel · D3 CUD

The vehicle remains roadworthy as of its most recent MOT on 2025-08-22, with no defects recorded at 14,791 miles. The maintenance trend is stable, showing no signs of deterioration or recurring faults across two consecutive tests. Both inspections were passed without advisories or failures, indicating consistent mechanical integrity and compliance with UK roadworthiness standards. Mileage progression from 10,449 miles in August 2024 to 14,791 miles in August 2025 reflects a modest annual increase of approximately 4,342 miles — roughly 868 miles per quarter. This is a moderate rate for a five-year-old vehicle, suggesting the car has not been driven excessively but also not left idle for long periods. The gap between MOTs is exactly one year, with no evidence of sudden mileage spikes or extended inactivity, which supports the notion of regular, controlled usage rather than neglect or heavy commercial use. While no defects were flagged in either test, the low total mileage for its age — around 2,958 miles per year — warrants close inspection of components that degrade with time rather than distance. Suspension bushes, coil springs, and brake calipers may show signs of age-related stiffness or corrosion despite low mileage. Brake discs and pads should be checked for uneven wear or binding, especially if the vehicle has been driven in stop-start urban conditions. Exhaust emissions and structural integrity, particularly around wheel arches and sills, should also be visually assessed for early signs of rust or fatigue, as these are common failure points in older models even with low mileage. A buyer should prioritize a thorough mechanical inspection focusing on the rear suspension, brake system, and underbody corrosion. The absence of MOT failures is reassuring, but the low mileage pattern suggests the car may have been stored or driven infrequently, which can lead to dry rot in rubber components or seized mechanisms. Confirming fluid levels, tyre condition, and electrical system functionality will complete a comprehensive pre-purchase evaluation.