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Service bulletin FSB-255-020

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 id10034907
Published by NHTSA2011-01-26
Manufacturer's numberFSB-255-020
Manufacturer's date2010-09-01
ReplacesFSB-255-020-2
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

VOLVO TRUCK: TURBOCHARGER ACTUATOR INSPECTION INSTRUCTIONS. VARIABLE GEOMETRY TURBOCHARGER (VGT) SERVICE INSTRUCTIONS FOUND IN THE VOLVO ENGINE SERVICE MANUALS HAVE INCLUDED A CHECKING PROCEDURE WHERE THE SECTOR GEAR MUST BE ROTATED FULLY COUNTER CLOCKWISE, AND THEN THE EDGE OF THE SECTOR GEAR SHOULD BE OBSERVED IN ALIGNMENT WITH THE CENTER. NO MODEL OR MODEL YEARS LISTED. *PE UPDATED 5/4/11. *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
VOLVO VOLVO

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