# Service bulletin AR864

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: 10160867
- Published by NHTSA: 2019\-06\-06
- Manufacturer's number: AR864
- Manufacturer's date: 2019\-06\-05
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

AR864\-ARBOC Spirit of Equess CAC Harness Modification. Complaint\-Efan system on diesel bus found to have improper 12V power to radiator and CAC fans, causing unnecessary running at low temperatures that drain batteries. Cause\-Improper supply of 12v analog signal to fans in Grayson fan harness. Correction\-Field fix is to cut and insulate analog signal wire. Vehicles Affected are 3121, 3423, 3424, 3427, 3429, 3434, 3435. Labor Op Code is 0119801. Covered labor is 1 hour.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160867-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160867-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2018 ARBOC SPIRIT OF EQUESS

JSON: [/v1/bulletins/10160867](/v1/bulletins/10160867)

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