# 2017 MERCEDES-BENZ GLS450 — ENGINE
> NHTSA complaint `1662380` · 2020-05-10 · Mercedes-Benz USA, LLC
## Severity
- **Deaths:** 0
- **Injured:** 1
- **Fire:** No
- **Crash:** No
- **Police report:** No
- **Medical attention:** Yes
- **Vehicle towed:** No
## Vehicle
- **Make:** MERCEDES-BENZ
- **Model:** GLS450
- **Year:** 2017
- **Manufacturer:** Mercedes-Benz USA, LLC
- **Component:** ENGINE
- **Miles at failure:** 56,000
- **Speed:** 65 mph
## Narrative
I DROVE UP AND DOWN THE WESTERN UNITED STATES ON HIGHWAYS AND CITY STREETS.  I DROVE 16 HOURS A DAY FOR ABOUT 1 WEEK.  I RECEIVED A CHECK ENGINE LIGHT WITH A WARNING THAT THERE WAS A SMALL EVAP LEAK.  AFTER BEING SERVICED THIS WARNING DID NOT APPEAR AGAIN.  I BELIEVE THE THRESHOLDS WERE UPDATED TO IGNORE SMALL EVAP LEAKS.      AROUND OCTOBER 28, 2019, I NOTICED THE FLOOR BOARD OF MY VEHICLE OVERHEATING.  I ALSO DETECTED MORE EXHAUST FUMES ENTERING THE CABIN.  I BELIEVE THE CATALYTIC CONVERTERS ARE LESS EFFECTIVE AND A BLOCKAGE IS CAUSING MORE EXHAUST TO LEAK FROM THE EMISSIONS SYSTEM.  HOWEVER NO CHECK ENGINE LIGHT WARNING SO THE MANUFACTURER WILL NOT REPAIR UNDER WARRANTY.  I WAS INITIALLY GETTING HEADACHES AND EXPERIENCING PAIN IN MY SPINAL CORD.  NOW I AM EXPERIENCING CHEST PAINS WHILE DRIVING.
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*