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Service bulletin TSB189

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 id10202667
Published by NHTSA2021-10-31
Manufacturer's numberTSB189
Manufacturer's date2021-09-30
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Certain Basecamps trailers may not have been properly high-pot tested. TSB 189 provides detailed instruction on how to properly complete a high-pot test.

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
AIRSTREAM BASECAMP2021

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

Recalls for the same vehicles and component
20234992023-09-06. Electrical
23V6140002023-09-01. ELECTRICAL SYSTEM:WIRING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
1STTSB19290820222022-10-11. Service bulletin. In certain model year 2021 & 2022 Basecamp 20 travel trailers, the battery box lid gasket was not installed. In certain situations, the batteries may have the potential of outgassing, and without the gasket, the gases may enter the living area of the trailer.
1STTTN011928202020-10-05. Service bulletin. This issue of the newsletter provides information about the optional lithium battery package Airstream is offering on the 2021 my travel trailers. There is also information of what is needed to upgrade a travel trailer that was manufactured prior to the 2021 model year.
1STMON036928202020-10-05. Service bulletin. This issue of the newsletter provides information about the optional lithium battery package Airstream is offering on the 2021 my travel trailers. There is also information of what is needed to upgrade a travel trailer that was manufactured prior to the 2021 model year.