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Service bulletin 170501

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 id619754
Published by NHTSA2001-06-28
Manufacturer's number170501
Manufacturer's date2001-05-17
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

THIS MESSAGE APPLIES TO ENGINEERING INVESTIGATION OF 2-4 BAND OR 3-4 CLUTCH DAMAGE. *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, Automatic transmission

Vehicles listed
CHEVROLET CHEVROLET
GMC GMC

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