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Service bulletin 321011

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 id635159
Published by NHTSA2002-10-18
Manufacturer's number321011
Manufacturer's date2002-07-01
NHTSA componentELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

NHTSA's summary

FIELD SERVICE BULLETIN REGARDING A NEW ALTERNATOR MOUNTING BRACKET USED ON VN MODEL TRUCKS WITH DETROIT SERIES 60 ENGINES. *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

Electrical system, Alternator

Vehicles listed
VOLVO VNL
VOLVO VNM

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