Mercedes-Benz GLK-Class problems
124 owner complaints with NHTSA, no active recalls. Here's where owners say it breaks.
Solid reliability overall. Common issues are concentrated in a few systems.
Worth owning if you verify the specific issues below before you buy.
- Reliability score 7.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 8 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Tl* the contact owns a 2014 Mercedes-benz glk250. The contact received a recall notice for NHTSA campaign number: 19v010000 (air bags). The contact called Mercedes-benz of seattle (2025 airport way s, seattle, wa 98134) and was informed that the parts were pending and…
Mercedes service campaigns 2019010001 and 2019080019 my dealer (wagner Mercedes of shrewsbury, ma) has told me that no replacement parts are available for 2019010001 even after a year of waiting. In accordance with the NHTSA wwweb site ("if the manufacturer has failed or is…
While turning my vehicle to the left or right, I hear a loud screeching noise on the street. I also feel as though there is a hesitation while excelerarting on the highway. The glk350 2014 is on a c class frame which ii think is too small to carry all of the weight of the…
Steering column is stuck tilted in upmost highest position and will not adjust down lower.
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2014 Mercedes-Benz GLK-Class reliable?
Mostly yes. With a reliability score of 7.6 out of 10 based on 124 owner complaints filed with NHTSA, the 2014 Mercedes-Benz GLK-Class is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2014 Mercedes-Benz GLK-Class?
The 2014 Mercedes-Benz GLK-Class is acceptable, with specific caveats. Worth owning if you verify the specific issues below before you buy. The record behind that call: Reliability score 7.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2014 Mercedes-Benz GLK-Class?
Based on NHTSA records, the most-reported issue is airbags, with 74 complaints filed. Typical failure occurs around 48,195 miles. Average repair cost runs about $1,100 at an independent shop.
What's the most expensive thing that goes wrong?
The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 23,063 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Mercedes-Benz GLK-Class has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2014 Mercedes-Benz GLK-Class?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 124 complaints on file and the costliest repair averaging $850, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.