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Service bulletin 14623

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 id617996
Published by NHTSA2001-04-03
Manufacturer's number14623
Manufacturer's date2001-01-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

SUBJECT REGARDING ADDITIONAL INFORMATION USED WHEN PERFORMING TSB 99-26-02 (VIBRATION - FROM DRIVELINE / FLUID LEAK FROM EXTENSION SHOUSING SEAL). *JB

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
FORD F150

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