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Service bulletin SF171A

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 id6082072
Published by NHTSA1999-11-18
Manufacturer's numberSF171A
Manufacturer's date1999-03-01
NHTSA componentPOWER TRAIN:CLUTCH ASSEMBLY

NHTSA's summary

INFORMATION REGARDING THE MODIFICATION OF THE CLUTCH DISK ON MT35 CHASSIS CAUSING PREMATURE FAILURE OF THE SYNCHRONIZERS INSIDE THE EATON ES4205 MANUAL TRANSMISSION. *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
ALLIANCE ALLIANCE

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