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Service bulletin 98.01.19

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 id10079722
Published by NHTSA2016-09-12
Manufacturer's number98.01.19
Manufacturer's date2016-06-21
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

DUE TO IMPROPER BUILD SPECIFICATIONS FROM DOMETIC ON ITS BLIZZARD AC SYSTEM AIR FLOW REQUIREMENTS, THE AC SYSTEM HAS TOO HIGH OF A STATIC AIR PRESSURE. THIS STATIC AIR PRESSURE CAUSES THE ACCUMULATED STANDING WATER TO SPLASH INTO THE RETURN AIR DUCT.

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

Equipment and accessories, Heating and air conditioning

Vehicles listed
HEARTLAND BIG COUNTRY2016
HEARTLAND BIGHORN2016
HEARTLAND LANDMARK 3652016

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