WenmarOpen by Wenmar Pro

Service bulletin SP-255-022

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 id10044345
Published by NHTSA2012-06-14
Manufacturer's numberSP-255-022
Manufacturer's date2012-06-01
ReplacesSP-255-022-3
NHTSA componentENGINE

NHTSA's summary

VOLVO TRUCKS: MISSING SIGNAL FROM ENGINE VARIABLE GEOMETRY TURBOCHARGER ACTUATOR (ENGINE VGT ACTUATOR) WITH MECHANICAL TRANSMISSION, CAUSES FRETTING OF CONNECTOR PINS IN ENGINE VGT ACTUATOR CONNECTOR. NEW MOUNTING ARRANGEMENT AND RELOCATION OF ENGINE VGT ACTUATOR HAS BEEN DEVELOPED. *PE UPDATED 8/17/12. *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
VOLVO VAH2011 to 2012
VOLVO VHD2003 to 2012
VOLVO VN2006 to 2011

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