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Service bulletin 0901504

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 id10011560
Published by NHTSA2005-01-27
Manufacturer's number0901504
Manufacturer's date2004-11-04
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

ENGINE OIL VISCOSITY GRADES FOR 5.7L MULTIPLE DISPLACEMENT SYSTEM (MDS). *TT

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

Vehicles listed
CHRYSLER 3002005
DODGE MAGNUM2005
JEEP GRAND CHEROKEE2005

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

Other bulletins for the same vehicles and component
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