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Service bulletin 98-4810

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 id607223
Published by NHTSA2001-01-02
Manufacturer's number98-4810
Manufacturer's date1998-09-01
NHTSA componentPOWER TRAIN

NHTSA's summary

TECHNICAL ASSISTANCE FOR SPEEDOMETER ACCURACY CONCERNING 19999 F SUPER DUTY TRUCKS IS AVAILABLE THROUGH CLUSTER SERVICE CENTER PHONE LINE 800-259-9700-PROMPT #1.

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

Vehicles listed
FORD F SUPER DUTY1999

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