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Service bulletin 04B22

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 id10013306
Published by NHTSA2005-04-14
Manufacturer's number04B22
Manufacturer's date2005-05-27
Replaces04B22
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

IMPROPERLY FORMULATED TRANSMISSION FLUID THAT, OVER TIME, MAY CAUSE DELAYED/HARSH REVERSE ENGAGEMENTS. CUSTOMER SATISFACTION PROGRAM 04B22. 5R55S/E & 5R44E TRANSMISSION FLUID ADDITIVE. *TT SUPPLEMENT #1. *TT SUPPLEMENT #2. *TT SUPPLEMENT #3. *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

Transmission and driveline, Automatic transmission

Vehicles listed
FORD EXPLORER2004, 2005
FORD EXPLORER SPORT TRAC2004
FORD RANGER2004, 2005
FORD THUNDERBIRD2004
LINCOLN AVIATOR2004, 2005
LINCOLN LS2004
MERCURY MOUNTAINEER2004, 2005

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
07082007-07-25. Service bulletin. AUTOMATIC TRANSMISSION SOLENOID EMISSIONS WARRANTY EXTENSION. SAMPLE CONSUMER LETTER ATTACHED. *KB
0421072005-04-28. Service bulletin. GENERAL (PCM) POWER TRAIN CONTROL MODULE PROGRAMMING PROCEDURES. *TT
0422122005-04-18. Service bulletin. GEAR SELECTOR LEVER - INCREASED EFFORT TO SHIFT FROM DRIVE TO PARK. *TT
042172005-04-15. Service bulletin. GENERAL POWER TRAIN CONTROL MODULE (PCM) PROGRAMMING PROCEDURES. *TT
05272005-04-05. Service bulletin. 5R55S TRANSMISSION FLUID LEAKS FROM CONVERTER HOUSING AREA. DIAGNOSTIC TROUBLE CODE P1783 ON VEHICLES BUILT PRIOR TO 12/12/2004. *TT
041322004-09-22. Service bulletin. HARSH 2-3 UPSHIFT ON VEHICLES EQUIPPED WITH A 3.0L ENGINE AND 5R55S AUTOMATIC TRANSMISSION. *TT
178832004-07-24. Service bulletin. DELAYED/HARSH REVERSE ENGAGEMENT. *TT
178522004-07-24. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON, E DISPLAYED FOR GEAR POSITION, HARSH SHIFTS, AND DIAGNOSTIC TROUBLE CODES (DTCS) P0705 AND P1702 AFTER POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING. *TT