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Service bulletin 26-007

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11034096
Published by NHTSA2026-06-26
Manufacturer's number26-007
Manufacturer's date2026-06-26
Campaign id or software version26-007
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

This bulletin describes the procedure to connect the 12-volt side of the water heater using harness EL-2031 (410536) on affected Lineage units.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
GRAND DESIGN LINEAGE2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.