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Service bulletin 16975

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 id10003849
Published by NHTSA2003-11-05
Manufacturer's number16975
Manufacturer's date2003-07-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

NHTSA's summary

STABILITY CONTROL (ADVANCETRAC/IVD) DIAGNOSTIC TROUBLE CODE C1998. *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

Brakes, Anti-lock brakes

Trouble codes named

C1998

Vehicles listed
FORD EXPEDITION2003
LINCOLN NAVIGATOR2003

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
163362005-04-07. Service bulletin. DIAGNOSTICS FOR DIAGNOSTIC TROUBLE CODE C1991 IN THE ABS (ANTILOCK BRAKE SYSTEM) MODULE - OMITTED FROM WORKSHOP MANUAL - PROCEDURE PROVIDED. *TT