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Service bulletin MDIB-0021

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 id10041928
Published by NHTSA2011-11-16
Manufacturer's numberMDIB-0021
Manufacturer's date2011-12-15
ReplacesMDIB-0021
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

EATON: PROVIDNG SOFTWARE APPLICATION UPDATED INFORMATION REGARDING THE SERVICE RANGER DATABASE FOR THE APPROPRIATE BULLETIN. *PE UPDATED ON 4/26/2012. *KB

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

Transmission and driveline, Automatic transmission

Vehicles listed
EATON AUTOSHIFT TRANSMISSION
EATON EATON
EATON HYBRID TRANSMISSION
EATON ULTRASHIFT HV WITH PARK
EATON CORPORATION AUTOSHIFT TRANSMISSION

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