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Service bulletin 16921

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 id10002632
Published by NHTSA2003-09-09
Manufacturer's number16921
Manufacturer's date2003-06-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

COOLANT LEAK DUE TO BROKEN RADIATOR HOSE CLAMP. 1999-2003 MODELS. *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, Cooling system, Radiator

Vehicles listed
FORD EXCURSION1999
FORD EXCURSION2000, 2001, 2002, 2003
FORD F SUPER DUTY1999 to 2003

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
07142007-03-23. Service bulletin. LACK OF COOLING FAN OPERATION. *KB
0526232006-03-14. Service bulletin. COOLANT DEGAS BOTTLE OVERFLOW - 6.0L. *TT
052492006-01-25. Service bulletin. COOLANT DEGAS BOTTLE OVERFLOW. *TT
166212003-09-04. Service bulletin. LOOSE RADIATOR HOSE CLAMPS. *TT
165972003-09-04. Service bulletin. COOLANT LEAK DUE TO A BROKEN LOWER RADIATOR HOSE CLAMP. *TT
156782002-11-07. Service bulletin. COOLANT LEAK DUE TO A BROKEN LOWER RADIATOR HOSE CLAMP. *TT
153982002-04-17. Service bulletin. SOME VEHICLES MAY EXHIBIT A COOLANT LEAK DUE TO A BROKEN RADIATOR HOSE CLAMP. *TT
153972002-04-17. Service bulletin. SOME VEHICLES MAY EXHIBIT A CONDITION OF OIL CONTAMINATION IN COOLING SYSTEM. *TT
011852001-11-30. Service bulletin. SUBJECT REGARDING ENGINE COOLING SYSTEM.*JB
151722001-11-08. Service bulletin. SOME VEHICLES MAY EXHIBITA COOLANT LEAK FROM THE WATER PUMP WEEP HOLE. *YH