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Service bulletin 00398

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 id603907
Published by NHTSA1999-03-11
Manufacturer's number00398
Manufacturer's date1998-07-16
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

EXPERIENCING OIL LEAK AT REAR STATIONARY GEAR O-RING / ON - CAR REPLACEMENT PROCEDURE. *YC

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
MAZDA RX-71990, 1991
MAZDA RX-71992
MAZDA RX-71993, 1994, 1995
MAZDA RX71979 to 1980
MAZDA RX71981, 1982
MAZDA RX71984, 1985, 1986, 1987, 1988, 1989

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

Other bulletins for the same vehicles and component
001/931995-11-01. Service bulletin. HARD SHIFT, R-TYPE TRANSMISSION. *TW