# 2016 GMC SIERRA 1500 — ELECTRICAL SYSTEM
> NHTSA complaint `1855350` · 2022-11-23 · General Motors, LLC
## Severity
- **Deaths:** 0
- **Injured:** 0
- **Fire:** Yes
- **Crash:** No
- **Police report:** No
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** GMC
- **Model:** SIERRA 1500
- **Year:** 2016
- **Manufacturer:** General Motors, LLC
- **Component:** ELECTRICAL SYSTEM
## Narrative
I REMOTE STARTED THE VEHICLE FOR ABOUT FIVE MINUTES.  I THEN GOT IN, AND TURNED THE KEY ON AND SAT IN THE VEHICLE.   WHILE IT WAS IDLING, I SMELLED SOMETHING BURNING.  I OBSERVED A RELAY? ON THE REAR WINDOW BURNING.  I COULD SEE A FLAME (INSIDE OF THE TRUCK) , AND THE TRUCK CAB FILLED WITH SMOKE.  THE RELAY EXPLODED, AND THE REAR WINDOW SHATTERED.  I SHUT THE TRUCK OFF, AND THE FIRE WENT OUT.   I OPENED ALL THE DOORS AND CLEARED THE SMOKE OUT.   I BELIEVE THE RELAY FOR THE REAR WINDOW DEFOGGER FAILED, CAUSING IT TO OVERHEAT AND START A FIRE.   I AM REPLACING THE ENTIRE REAR WINDOW.   THIS IS A FIRE HAZZARD, AND A DRIVING HAZZARD DUE TO THE CAB FILLING WITH SMOKE.  THERE WAS ABSOLUTELY NO WARNING OR WARNIG LIGHTS THAT THIS WAS ABOUT TO HAPPEN.
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*