# Service bulletin 36\-191

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: 11000753
- Published by NHTSA: 2024\-06\-04
- Manufacturer's number: 36\-191
- Manufacturer's date: 2024\-05\-16
- Campaign id or software version: 36\-191
- NHTSA component: VISIBILITY/WIPER

## NHTSA's summary

Information Only Vehicles equipped with Digital Vision System \(DVS\) Mirror Mounted Cameras, that do not have optional left\-hand or right\-hand blind spotters, may set false Diagnostic Trouble Codes \(DTC\) 522490\-9 or 522491\-9. These DTCs can be ignored if corresponding blind spotter is not equipped. The next Digital Vision System Mirrors \(DVS\-M\) software update will correct these false DTCs.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11000753-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11000753-9999.pdf)

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

## Components

Glass, wipers and mirrors, Wipers and washers

## Vehicles listed

- 2020 to 2025 PETERBILT 567
- 2020 to 2025 PETERBILT 579

## Other bulletins for the same vehicles and component

- [02\-160](/bulletins/10188550.md), 2021-03-10, Service bulletin: VISIBILITY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY:WINDSHIELD WIPER/WASHER. Information Only – Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.

JSON: [/v1/bulletins/11000753](/v1/bulletins/11000753)

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