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Service bulletin 020232005A

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 id634915
Published by NHTSA2002-10-10
Manufacturer's number020232005A
Manufacturer's date2002-04-01
Replaces020232005
NHTSA componentSTEERING:HYDRAULIC POWER ASSIST SYSTEM

NHTSA's summary

SUBJECT REGARDING EXCESSIVE NOISE FROM POWER STEERING SYSTEM WHILE TURNING OR UNDER LIGHT BRAKING. *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

Steering, Power steering

Vehicles listed
CHEVROLET ASTRO1999 to 2002
GMC SAFARI1999, 2000, 2001, 2002

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