Mercedes-Benz GL reliability: common problems by model year
Across 4 model years, the Mercedes-Benz GL has 746 owner-filed NHTSA complaints and 0 recalls on record. The most-reported areas are air bags and service brakes. 2010 drew the most complaints (307), 2009 the fewest (29).
4
Model years tracked
746
Owner complaints
0
Recalls
247
Median per year
Source: NHTSA complaints and recalls filed for Mercedes-Benz GL vehicles (US, public record).
Which GL years have the most problems?
Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.
Sentiment is mixed and heavily dependent on model year, engine choice, and ownership expectations. The X164 generation (pre-2013) is described as a "dinosaur" with a less refined driving experience but is noted for its non-turbo engine reliability. The facelif
Air suspension failure: Components like the pump and air springs fail, leading to expensive repairs (quoted at ~$5k minimum). Frequency: very frequent.
High maintenance and repair costs: Routine servicing, parts (e.g., brakes, tires), and repairs are significantly more expensive than mainstream brands; described as "flagship maintenance costs." Frequency: very frequent.
Electronic system failures: Flaky blind-spot monitoring, lane departure warnings, infotainment issues, and power seat malfunctions. Frequency: recurrent.
Engine and transmission mount wear: Causes shuddering or vibration, especially at higher mileage (e.g., 80k+ miles). Frequency: recurrent.
Intake manifold issues (M272 V6): Failure due to oil separator problems gumming up flaps; requires replacement. Frequency: recurrent for pre-2013 models.
Owner insights cover all generations of the GL. Individual model years are broken down above.