# 2011 GMC TERRAIN — UNKNOWN OR OTHER
> NHTSA complaint `1359640` · 2017-02-28 · General Motors, LLC
## Severity
- **Deaths:** 0
- **Injured:** 5
- **Fire:** No
- **Crash:** No
- **Police report:** No
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** GMC
- **Model:** TERRAIN
- **Year:** 2011
- **Manufacturer:** General Motors, LLC
- **Component:** UNKNOWN OR OTHER
- **Miles at failure:** 65,000
- **Speed:** 40 mph
## Narrative
EXHAUST MANIFOLD CRACKED BETWEEN CYLINDERS 2 AND 3 UPSTREAM OXYGEN SENSOR FROM HOT EXHAUST GASES FROM THE LEAK PASSING ON THE WIRES AND HEATER ELEMENT WITHIN THE OXYGEN SENSOR AND EXHAUST MANIFOLD TOP HEAT SHIELD. CARBON MONOXIDE LEAKING THROUGH FLOOR BOARD
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*