# 2021 MERCEDES-BENZ CLA 250 — UNKNOWN OR OTHER
> NHTSA complaint `2029191` · 2024-10-01 · Mercedes-Benz USA, LLC
## Severity
- **Deaths:** 0
- **Injured:** 1
- **Fire:** No
- **Crash:** No
- **Police report:** No
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** MERCEDES-BENZ
- **Model:** CLA 250
- **Year:** 2021
- **Manufacturer:** Mercedes-Benz USA, LLC
- **Component:** UNKNOWN OR OTHER
- **Speed:** 60 mph
## Narrative
On Friday, September 27, around 12 pm, while driving on i880S near Union City, California, something horrific happened. The sunroof of my 2021 Mercedes CLA 250, with just 49,000 miles, suddenly exploded without any warning. The sound was so loud and violent, it felt like a gunshot. I was immediately overwhelmed with fear and panic as I struggled to process what was happening.  In my rearview mirror, I could see shards of glass scattering across the road behind me. When I looked up, I was horrified to see that the remaining glass was hanging in dangerous shards just above my head, barely held in place by the sunroof cover. I shudder to think what might have happened if that cover hadn’t been there—if it had fallen, I would have been covered in glass. And if there had been passengers or children in the car, the consequences could have been unimaginable.  This experience left me deeply shaken and traumatized. I now have a lingering fear of sunroofs, and I no longer feel safe in my own vehicle. It’s not just the incident itself, but also the aftermath. When I brought the car to the dealer, despite still being under warranty, I was told this issue wouldn’t be covered. I was referred to MBUSA customer support, but after researching, I’ve seen numerous forums where others with Mercedes CLA and GLA models experienced the same problem and were similarly denied coverage.  This is more than a manufacturing defect – it’s a significant safety hazard. This incident could have
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*