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Service bulletin SB-SMCS-5502

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 id10032665
Published by NHTSA2010-04-26
Manufacturer's numberSB-SMCS-5502
Manufacturer's date2009-10-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

CATERPILLAR: NEW IMPROVED AIR LINES FOR AIR COMPRESSORS. NEW AIR COMPRESSORS GROUPS ARE USED FOR ALL ENGINES. THE CHANGES INCLUDE STEEL BRAIDED HOSE AND NEW FITTINGS THAT WILL ADD IMPROVED LIFE AND RELIABILITY TO THE PARTS. MODEL ENGINE C15 (S/N:BXS1-UP; MXS1-UP; NXS1-UP). NO MODEL YEARS LISTED. *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 C15
CATERPILLAR C152004 to 2005
CATERPILLAR CATERPILLAR

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