2017 Mercedes-Benz GLA 2.1L Diesel · LL67 XRY

The most recent MOT test on 2026-05-20 resulted in a failure due to the front windscreen wiper failing to clear the glass effectively, which is a critical safety requirement. This is the only failure recorded in the past two years, and while it indicates a recurring issue with the wiper mechanism, the vehicle’s broader roadworthiness has otherwise remained stable, with no further defects or failures noted in the preceding five MOT cycles. The advisories from 2024 remain unchanged, suggesting that while the tyre wear and indicator discolouration are persistent, they are not progressing to a point that would cause immediate failure. The absence of new failures or worsening conditions over time suggests that the vehicle’s maintenance history is consistent, though the wiper issue warrants prompt attention to prevent potential windscreen damage or driver distraction. The recorded mileage of 73,173 miles for a 2017 GLA represents a reasonable annual usage rate of approximately 8,130 miles per year, which is typical for its age and class. This level of mileage is neither exceptionally high nor low for a vehicle of this age, and it reflects a steady, moderate driving pattern rather than heavy or light use. However, the absence of a service history or mileage gaps in the MOT records could imply that the vehicle has been driven at a consistent pace without significant periods of inactivity, which may have contributed to wear on consumables like tyres and fluids. The advisories on tyre wear close to legal limits—particularly on the front edges—highlight that the vehicle has experienced some directional stress, which could accelerate tread degradation if not addressed. Additionally, the lack of engine cover or under-tray fitting, as noted in previous advisories, may indicate a lack of protection against road debris or moisture, potentially leading to corrosion or damage over time. For a prospective buyer, the most urgent inspection should focus on the front windscreen wiper system, which failed the latest MOT. The wiper arms, blades, and motor should be inspected for wear, corrosion, or mechanical binding. Listen for unusual noises when the wiper is activated, as a grinding or scraping sound could indicate misaligned blades or a failing motor. If the wiper remains ineffective, consider replacing the entire assembly, as a single blade failure may not fully address the clearance issue. The tyre advisories suggest that the front tyres are worn on the edges, which may indicate directional drift or underinflation. Check tyre pressure and tread depth more thoroughly, and consider rotating the tyres to redistribute wear. On a test drive, monitor for uneven tyre wear patterns, such as cupping or feathering, which could signal suspension or alignment issues. Beyond the immediate concerns, this vehicle’s age and mileage make it a candidate for several age-related checks. Given its 9-year age and 73,173 miles, inspect the tyre sidewalls for signs of perishing or cracking, which can compromise structural integrity and safety. The 12V battery should be tested for charge capacity and corrosion on terminals, as standing vehicles can lead to battery drain or corrosion buildup. Check the brake system for signs of corrosion on discs or binding calipers, especially if the vehicle has been stationary for extended periods. Fluid levels, including brake fluid, coolant, and transmission fluid, should be top-up to manufacturer specifications, as fluids degrade over time regardless of mileage. If the engine cover and under-trays are not fitted, consider installing them to protect against road debris, which can accelerate wear on the engine bay and exhaust system. Finally, verify that the service book or maintenance records are up to date, as the lack of recent service history may mean that time-based maintenance tasks, such as valve adjustments or timing belt replacement, have not been performed.