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Service bulletin IB12-L-001A

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 id10084170
Published by NHTSA2016-11-09
Manufacturer's numberIB12-L-001A
Manufacturer's date2016-10-26
NHTSA componentFUEL SYSTEM, OTHER

NHTSA's summary

SOME CUSTOMERS MAY COMPLAIN THAT THE DEF TANK SIGHT TUBE AND DEF LEVEL GAUGE IN THE MID (MULTI INFORMATION DISPLAY) DO NOT MATCH. THE DEF TANK SIGHT TUBE IS USED FOR FILLING PURPOSES ONLY IN ORDER TO PREVENT OVERFILLING. ACTUAL DEF LEVEL SHOULD ONLY BE DETERMINED BY VIEWING THE DEF LEVEL GAUGE IN THE MID.

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

Fuel system

Vehicles listed
ISUZU N-SERIES2011 to 2013

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