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Service bulletin 70-28

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 id10183542
Published by NHTSA2020-12-03
Manufacturer's number70-28
Manufacturer's date2020-03-13
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

Service Campaign sent to Dealers and Owners. Outlines instructions to reroute the drain pump wiring and install an additional fuse.

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, Equipment and accessories, Labels and manuals

Vehicles listed
WINNEBAGO BOLDT2020

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