# Other FleetCom 1\_DEF Lines

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Other
- NHTSA id: 11031969
- Published by NHTSA: 2026\-05\-02
- Manufacturer's number: FleetCom 1\_DEF Lines
- Manufacturer's date: 2026\-04\-09
- NHTSA component: ENGINE

## NHTSA's summary

Fleet Communications for Top Routing and Clipping Defects \- Top Routing and Clipping Defects – DEF lines chafing guard edge

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031969-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031969-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- DETROIT DIESEL DD13
- DETROIT DIESEL DD15
- DETROIT DIESEL DD16

JSON: [/v1/bulletins/11031969](/v1/bulletins/11031969)

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