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Service bulletin SIB-1661

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 id10054711
Published by NHTSA2014-02-19
Manufacturer's numberSIB-1661
Manufacturer's date2013-11-01
NHTSA componentFUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES; ENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

DETROIT: PROCEDURAL INFORMATION BEING PROVIDED ON THE INSTALLATION AND REMOVAL OF DIESEL EXHAUST FLUID PUMP PRESSURE RELIEF VALVE. NO MODEL OR YEARS LISTED. *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

Engine, Fuel system, Fuel tank

Vehicles listed
DETROIT DIESEL DETROIT

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