# Service bulletin 26\-05

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: 11036570
- Published by NHTSA: 2026\-09\-01
- Manufacturer's number: 26\-05
- Manufacturer's date: 2026\-08\-31
- Campaign id or software version: RC000342
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

It has been discovered the DC/DC Charger may have been wired backwards. If the charger wires are reversed, it is preventing the chassis alternator from charging the house batteries.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036570-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036570-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2026 THOR MOTOR COACH EDDIE BAUER VAN
- 2026 THOR MOTOR COACH PALLADIUM

JSON: [/v1/bulletins/11036570](/v1/bulletins/11036570)

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