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Service bulletin TIBU-6186-00

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 id10039884
Published by NHTSA2011-08-11
Manufacturer's numberTIBU-6186-00
Manufacturer's date2012-04-01
ReplacesTIBU-6186-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

CATERPILLAR: THERE IS A FAILURE OF THE TURBOCHARGER ON CERTAIN C13 AND C15 ON HIGHWAY ENGINES DUE TO THE REMOVAL OF THE THREADED PIN. *RM UPDATED 3/30/12. *PE

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
CATERPILLAR C13
CATERPILLAR C15

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