# Service bulletin 26\-003

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: 11034091
- Published by NHTSA: 2026\-06\-26
- Manufacturer's number: 26\-003
- Manufacturer's date: 2026\-06\-26
- Campaign id or software version: 26\-003
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

This bulletin describes the procedure to relocate the LP solenoid power source from the chassis battery to the house battery on Lineage M\-Series 25FW units equipped with an LP solenoid. The relocation uses retrofit harness EL\-0189.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034091-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034091-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2027 GRAND DESIGN LINEAGE

JSON: [/v1/bulletins/11034091](/v1/bulletins/11034091)

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