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Service bulletin 640004

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 id602812
Published by NHTSA1999-01-13
Manufacturer's number640004
Manufacturer's date1998-07-01
NHTSA componentSTEERING:HYDRAULIC POWER ASSIST SYSTEM

NHTSA's summary

SOME CUSTOMERS COMPLAIN ABOUT POWER STEERING PIPE, KNOCKING SOUND. *YC

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

Steering, Power steering

Vehicles listed
VOLVO 9601995
VOLVO S901997
VOLVO V901997

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