# Service bulletin 511027

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: Service bulletin
- NHTSA id: 10160767
- Published by NHTSA: 2019\-06\-28
- Manufacturer's number: 511027
- Manufacturer's date: 2019\-06\-04
- NHTSA component: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

## NHTSA's summary

Your Chevrolet Express or GMC Savana vehicle may be equipped with an improperly functioning on\-board emission\-related diagnostic system that violates California and Federal standards and regulations.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160767-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160767-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2014 COACHMEN CONCORD
- 2013 to 2015 COACHMEN FREELANDER
- 2013 to 2015 COACHMEN LEPRECHAUN
- 2014 to 2015 FOREST RIVER SUNSEEKER

JSON: [/v1/bulletins/10160767](/v1/bulletins/10160767)

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