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Service bulletin 12740

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 id6091709
Published by NHTSA2000-11-09
Manufacturer's number12740
Manufacturer's date1999-05-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE

NHTSA's summary

SOME VEHICLES EQUIPPED WITH A 4.6L 2V ENGINE MAY EXHIBIT A MOAN / GROAN FROM THE HEATER CORE AREA OF THE VEHICLE. *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

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
FORD MUSTANG1999

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
041892005-04-28. Service bulletin. REAR WINDOW DEFROSTER GRID/INTEGRAL ANTENNA DIAGNOSIS AND REPAIR - TERMINAL TAB REPAIR. *TT
022082005-04-07. Service bulletin. CLIMATE CONTROL A/C SERVICE TECH TIPS. *EH
0415142005-01-05. Service bulletin. REAR WINDOW DEFROSTER GRID/INTEGRAL ANTENNA DIAGNOSIS AND REPAIR - TERMINAL TAB REPAIR. *TT
0315012004-09-23. Service bulletin. INOPERATIVE ELECTRIC REAR WINDOW DEFROSTER (HEATED BACKLITE) GRID LINES, INTEGRAL ANTENNA CONCERNS. *TT
152052001-11-30. Service bulletin. SOME VEHICLES MAY EXHIBIT THE DOOR GLASS COMING OFF OF THE WINDOW TRACK. *TT
151782001-11-08. Service bulletin. SOME VEHICLES EXHIBIT THE DOOR GLASS POPPING OFF TRACK. *YH
011562001-10-31. Service bulletin. SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
148262001-05-23. Service bulletin. SOME VEHICLES MAY EXHIBIT INOPERATIVE DOOR GLASS DUE TO THE WINDOW REGULATOR REAR TRACK ROLLER BREAKING OFF OF THE WINDOW STUD. *TT
52332001-01-13. Service bulletin. INFORMATION ON THE ALIVE MEMORY (DAM) FEATURE DURING VARIOUS DIAGNOSTIC AND REPAIR PROCEDURES. *TT
133562000-11-27. Service bulletin. SOME VEHICLES MAY EXHIBIT POOR OR NO A/C PERFORMANCE DUE TO A LOSS OF REFRIGERANT. *TT