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Service bulletin 990730015

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 id608389
Published by NHTSA1999-11-26
Manufacturer's number990730015
Manufacturer's date1999-07-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATES, SPEEDOMETER FLUCTUATES/INOPERATIVE, CRUISE CONTROL/TORQUE CONVERTER CLUTCH INOPERATIVE. *MJS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Vehicles listed
CADILLAC DEVILLE1998, 1999
CADILLAC ELDORADO1998, 1999
CADILLAC SEVILLE1998, 1999
OLDSMOBILE AURORA1998, 1999

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