# Service bulletin WSB\-15

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: 11035493
- Published by NHTSA: 2026\-08\-03
- Manufacturer's number: WSB\-15
- Manufacturer's date: 2026\-07\-21
- Campaign id or software version: WSB\-15
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

Certain 2027 Wayfarer Motorhomes need to have the programming updated in order for the holding tanks \(fresh, grey and black tanks\) to read levels accurately.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035493-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035493-9999.pdf)

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

## Vehicles listed

- 2027 TIFFIN WAYFARER

JSON: [/v1/bulletins/11035493](/v1/bulletins/11035493)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20WSB-15&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11035493&vehicle=Service%20bulletin%20WSB-15)