# 2011 GMC YUKON — FUEL/PROPULSION SYSTEM
> **FATAL** · NHTSA complaint `1943952` · 2023-11-17 · General Motors, LLC
## Severity
- **Deaths:** 2
- **Injured:** 2
- **Fire:** No
- **Crash:** No
- **Police report:** No
- **Medical attention:** Yes
- **Vehicle towed:** No
## Vehicle
- **Make:** GMC
- **Model:** YUKON
- **Year:** 2011
- **Manufacturer:** General Motors, LLC
- **Component:** FUEL/PROPULSION SYSTEM
- **Speed:** 35 mph
## Narrative
Engine coolant is usually water–based, and may also be oil.  A three–valve–per–cylinder was originally slated for the LS7, and was abandoned imputable to design complexities.    E85 ethanol should is an understatement to the ‘war on fossil fuels.’  The L98 is a modified version of the L76, with increased power and reduced redundant hardware.  A Vee engine is common configurations of internal combustion consisting of two cylinder banks connected to a common crankshaft.
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*