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Service bulletin SIB-1-19-14

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 id10055071
Published by NHTSA2014-04-05
Manufacturer's numberSIB-1-19-14
Manufacturer's date2014-01-19
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

NHTSA's summary

DETROIT: INFORMATION IS BEING PROVIDED REGARDING THE MISSING MESSAGE OF THE J1939 TRANSFER CASE INFORMATION (TCI) AND WOULD NEED CHECKING FOR MULTIPLE CODES. *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, Transmission and driveline, Transfer case

Vehicles listed
DETROIT DETROIT

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