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Service bulletin 980901

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 id600204
Published by NHTSA1998-04-29
Manufacturer's number980901
Manufacturer's date1998-02-01
NHTSA componentSTRUCTURE:BODY

NHTSA's summary

VEHICLES WITH VIN 177189 THROUGH VIN 179549 MAY EXPERIENCE A "SHUDDER" OR MILD VIBRATION WHEN TURNING OR ACCELERATING DURING A TURN THAT IS UNRELATED TO NORMAL VIBRATION SOURCES (TIRES, PROP SHAFTS, HALFSHAFTS, EXHAUST OR ENGINE). *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

Body and frame

Vehicles listed
AM GENERAL HUMMER1997

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