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Service bulletin 98122

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 id605596
Published by NHTSA2000-03-30
Manufacturer's number98122
Manufacturer's date1998-01-19
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

NHTSA's summary

INFORMATION ON THE DEFROSTER PERFORMANCE ENHANCEMENT.

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

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
FORD F-1501992, 1993, 1994, 1995, 1996
FORD F-2501992, 1993, 1994, 1995, 1996
FORD F-250 SD1992, 1993, 1994, 1995, 1996, 1997 (the catalog's model; the bulletin names a series or trim of it)
FORD F-3501992, 1993, 1994, 1995, 1996, 1997

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
011562001-10-31. Service bulletin. SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
52622001-01-16. Service bulletin. INFORMATION ON DIAGNOSTICING ERRATIC WINDSHIELD WIPER OPERATION. *TT
130542000-11-15. Service bulletin. EXPERIENCING WINDNOISE AT THE TOP OF THE DOOR GLASS SEAL / WEATHERSTRIP MOLDING AREA. *TT
138382000-06-08. Service bulletin. CONCERNS WITH VEHICLES EXHIBITING A WINDSHIELD CREAK / SQUEAK. *TT
991962000-03-08. Service bulletin. INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT
9967801999-12-02. Service bulletin. THIS ONLINE SERVICE BULLETIN INVOLVES VEHICLES EXHIBITING WINDNOISE AT THE TOP OF THE DOOR GLASS SEAL / WEATHERSTRIP MOLDING AREA. *TT
9960421999-09-08. Service bulletin. INFORMATION ON USING 1999 PROCEDURES MANUAL FOR SIDE MIRROR REPLACEMENT. *TT
991281999-08-20. Service bulletin. SOME VEHICLES MAY EXHIBIT A WHISTLING NOISE WHILE DRIVING WITH A/C IN THE OFF POSITION AT SPEEDS ABOVE 64 KM/H (40 MPH). *TT
9760071999-07-26. Service bulletin. BRIEF INFORMATION REGARDING CYLINDER HEAD TEMPERATURE (CHT) AND FAIL SAFE COOLING. *TT
981221999-07-13. Service bulletin. PERFORMANCE ENHANCEMENT FOR DEFROSTER. *TT