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Service bulletin SB214023

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 id10011660
Published by NHTSA2005-01-28
Manufacturer's numberSB214023
Manufacturer's date2008-04-30
ReplacesSB214023
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

NHTSA's summary

VARIABLE TURBINE GEOMETRY (VTG) TURBOCHARGER TROUBLESHOOTING AND CALIBRATION. MACK ASET AC. THIS BULLETIN SUPERSEDES 214-023 DATED 7/24/2003. *TT UPDATED 6/11/08. *NJ

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
MACK ASET
UNKNOWN UNKNOWN

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