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Service bulletin 990731003A

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 id6088963
Published by NHTSA2000-01-12
Manufacturer's number990731003A
Manufacturer's date1999-10-01
Replaces990731003
NHTSA componentPOWER TRAIN:CLUTCH ASSEMBLY

NHTSA's summary

SOME OWNERS MAY COMPLAIN THAT OF NOISE FROM THE CLUTCH HOUSING, CLUTCH MAY NOT ENGAGE, CLUTCH DISC HUB CRACKED / BROKEN. *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

Transmission and driveline, Clutch

Vehicles listed
CHEVROLET C SERIES1992 to 1999
CHEVROLET K SERIES1992 to 1999
GMC C SERIES1992 to 1999
GMC K SERIES1992 to 1999

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