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Service bulletin 16891

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 id10002606
Published by NHTSA2003-09-08
Manufacturer's number16891
Manufacturer's date2003-06-01
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

CLEAR GEL-LIKE SUBSTANCE IN THE HYDRAULIC BRAKE MASTER CYLINDER RESERVOIR. THIS SUBSTANCE IS A SILICONE BASE LUBRICANT USED DURING ASSEMBLY OF THE MASTER CYLINDER. *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

Vehicles listed
FORD F SERIES1999 to 2003
FORD F SUPER DUTY1999 to 2003
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
02632002-11-04. Service bulletin. INFORMATION ON GEL-LIKE SUBSTANCE FLOATING ON TOP OF FLUID IN MASTER CYLINDER. *TT
117582001-01-10. Service bulletin. SOME MEDIUM DUTY TRUCKS, EQUIPPED WITH AIR BRAKES, MAY EXHIBIT AN ABS AMBER WARNING LIGHT WITH THE ABS MODULE RR-LH LED ILLUMINATED. *TT
00822000-07-21. Service bulletin. INFORMATION REGARDING A CLEAR GEL-LIKE SUBSTANCE IN THE HYDRAULIC BRAKE MASTER CYLINDER RESERVOIR APPEARING ON SOME VEHICLES. **MR