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Service bulletin NTB00056

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 id613951
Published by NHTSA2000-09-22
Manufacturer's numberNTB00056
Manufacturer's date2000-07-15
ReplacesNTB91099
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

NHTSA's summary

SERVICE INFORMATION STATING THAT WHENEVER AN AUTOMATIC TRANSMISSION IS REPAIRED, OVERHAULED, OR REPLACED ON 1988 AND LATER AUTOMATIC TRANSMISSION VEHICLES, THE AUTOMATIC TRANSMISSION (A/T) OIL COOLER MOUNTED IN THE RADIATOR MUST BE INSPECTED AND CLEANED. THIS BULLETIN ALSO SUPERSEDES NTB93-007, NTB94-050 AND NTB95-109B.

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
NISSAN NISSAN

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