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Service bulletin 2500108

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 id10024083
Published by NHTSA2008-03-06
Manufacturer's number2500108
Manufacturer's date2008-01-08
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

NHTSA's summary

POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM FREEZES IN EXTREME COLD AMBIENT TEMPERATURES -- INVOLVES INSTALLING REVISED PCV SYSTEM COMPONENTS. *NJ

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, Exhaust and emissions, Crankcase ventilation (PCV)

Vehicles listed
DODGE DAKOTA2004, 2005, 2006
DODGE DURANGO2004, 2005, 2006
DODGE RAM2002, 2003, 2004, 2005, 2006
JEEP COMMANDER2006
JEEP GRAND CHEROKEE2005, 2006
JEEP LIBERTY2002, 2003, 2004, 2005, 2006

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