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Service bulletin 99811

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 id606413
Published by NHTSA1999-08-19
Manufacturer's number99811
Manufacturer's date1999-05-03
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

PROVIDED INFORMATION ON INSTALLING POWER TAKE OFF (PTO) CONTROLS ON 5.9L CUMMINS ISB DIESEL ENGINE. *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

Engine

Vehicles listed
FORD F8001999

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
011272001-10-22. Service bulletin. SOME VEHICLES EQUIPPED WITH 26 INCH DIAMETER FANS MAY EXHIBIT AN ENGINE OVERHEAT CONDITION. *TT
52342001-01-13. Service bulletin. INFORMATION ON VEHICLES WITH THE 5.9L CUMMINS MECHANICAL ENGINE EXHIBITING A CONCERN WITH AN UNUSED BLUE MALE CONNECTOR LOCATED OVER THE VALVE COVER NEAR CYLINDER NUMBER SIX (6). *TT