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Service bulletin 937101

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 id10018902
Published by NHTSA2006-01-20
Manufacturer's number937101
Manufacturer's date2006-06-01
Replaces937103
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

PRODUCT SUPPORT PROGRAM FOR REPLACING TURBO CHARGERS ON CERTAIN C12 AND C15 TRUCK ENGINES WHICH MAY EXPERIENCE CRACKED TURBOCHARGERS AND/OR BLACK SMOKE THAT MAY BE VISIBLE. CATERPILLAR. *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.