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Service bulletin 887401

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 id10012253
Published by NHTSA2005-02-23
Manufacturer's number887401
Manufacturer's date2005-01-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

THE TURBO OIL SUPPLY LINES NEED TO BE INSPECTED ON CERTAIN C15 ON-HIGHWAY TRUCK ENGINES. THE TURBO OIL SUPPLY LINES ON CERTAIN C15 ENGINES MAY LEAK. THE TURBO SUPPLY LINES NEED TO BE INSPECTED AND IF NEEDED REPAIRS MADE. PRODUCT IMPROVEMENT. CATERPILLAR. THIS REVISED VERSION REPLACES PREVIOUS VERSION DATED 08/10/2004. *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, Turbocharger or supercharger

Vehicles listed
UNKNOWN UNKNOWN

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