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Service bulletin 0900604

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 id10005989
Published by NHTSA2004-04-05
Manufacturer's number0900604
Manufacturer's date2004-02-17
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

LOW ENGINE OIL PRESSURE AT START UP IN TEMPERATURES BELOW FREEZING. *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
DODGE RAM2003

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

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