# NTSB Accident DCA18CA001
> **BOEING 737 7H4** · 2017-10-02 · Chicago, IL, USA · NONE
## Event
- **NTSB number:** DCA18CA001
- **Event ID:** 20171003X23920
- **Type:** Accident
- **Date:** 2017-10-02
- **Location:** Chicago, IL, USA
- **Coordinates:** 41.786388, -87.745277
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 84
- **Total aboard:** 84
## Aircraft
- **Make:** BOEING
- **Model:** 737 7H4
- **Registration:** N930WN
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the mechanical failure of the tugs fuel governor, which made it difficult for the ramp agent to stop the tug.  Contributing to the accident was the lack of guidance on how ground personnel were to handle vehicle malfunctions.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DCA18CA001) · AI Analytics · CC0 1.0*