Does the Mercedes-Benz GL fail the MOT on visibility more than it should?
The Mercedes-Benz GL records 5.18 visibility failure items per 100 initial MOT tests (2019–2024), against 7.92 expected for a car of the same age mix: less than expected for its class and age (−2.74, 95% interval −3.13 to −2.36). It ranks 596 of 746 models on visibility (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on visibility · check a Mercedes-Benz GL by registration
What exactly fails on visibility?
The most frequent DVSA defect wording in this group on the Mercedes-Benz GL is “Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view”, recorded 566 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view | 566 | 2.76 |
| Wiper blade defective | 143 | 0.70 |
| Windscreen washers not working or not providing sufficient fluid to clear the windscreen | 109 | 0.53 |
| Wiper blade missing or obviously not clearing the windscreen | 98 | 0.48 |
| Obligatory mirror or device slightly damaged or loose | 48 | 0.23 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 20,497 (initial tests) · Method: failure items (major and minor) grouped by DVSA's defect tree; wordings with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
Mercedes-Benz GL 2006 · Mercedes-Benz GL 2007 · Mercedes-Benz GL 2008 · Mercedes-Benz GL 2009 · Mercedes-Benz GL 2010 · Mercedes-Benz GL 2011 · Mercedes-Benz GL 2012 · Mercedes-Benz GL 2013 · Mercedes-Benz GL 2014 · Mercedes-Benz GL 2015 · Mercedes-Benz GL 2016 · Mercedes-Benz GL in Norway · Mercedes-Benz GL in Finland · Mercedes-Benz GL in the Netherlands · Mercedes-Benz GL by postcode area · Mercedes-Benz GL body, chassis and structure failures · Mercedes-Benz GL brakes failures · Mercedes-Benz GL vehicle identification failures · Mercedes-Benz GL lamps, reflectors and electrics failures · Mercedes-Benz GL noise, emissions and leaks failures · Mercedes-Benz GL road wheels failures · Mercedes-Benz GL seat belts and airbags failures · Mercedes-Benz GL steering failures · Mercedes-Benz GL suspension failures · Mercedes-Benz GL tyres failures