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Service bulletin TIB-5953

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 id10034547
Published by NHTSA2010-12-03
Manufacturer's numberTIB-5953
Manufacturer's date2010-07-28
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

CATERPILLAR: PREVENTING CRACKS AND LEAKS IN THE COMPOSITE VALVE COVERS ON SOME ENGINES. VALVE COVERS CAN POTENTIALLY CRACK OR OIL LEAKAGE CAN OCCUR BECAUSE THE INCORRECT SEAL AND/OR THE SPACER IS INSTALLED. *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

Vehicles listed
CATERPILLAR C9

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