# Service bulletin K33997396

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: 10143858
- Published by NHTSA: 2018\-08\-20
- Manufacturer's number: K33997396
- Manufacturer's date: 2018\-07\-24
- NHTSA component: ELECTRICAL SYSTEM; STRUCTURE

## NHTSA's summary

Equipped With A Body Builder Module \( BBM \) \- Bodybuilder Applications Receiving Erratic Vehicle Road Speed Signal; Vehicle Speed Reading Incorrectly From BBM At Low Road Speeds, Jumping/Spiking/Changing Reading During Steady Operation

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10143858-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10143858-0001.pdf)

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

## Components

Body and frame, Electrical system

## Vehicles listed

- VOLVO VNL
- VOLVO VNM
- VOLVO VNR
- 2013 to 2018 VOLVO VNX
- VOLVO VT

JSON: [/v1/bulletins/10143858](/v1/bulletins/10143858)

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