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Service bulletin SB-37

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 id10054737
Published by NHTSA2014-02-21
Manufacturer's numberSB-37
Manufacturer's date2012-09-19
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

NHTSA's summary

TIFFIN MOTORHOMES: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE CIRCUIT BREAKER NEEDS UPGRADING TO PREVENT A NUISANCE TRIPPING LEADING TO DEAD BATTERIES. MODEL 2013 ALLEGRO. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, 12-volt battery, Wiring and fuses

Vehicles listed
TIFFIN ALLEGRO2013

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