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Service bulletin 14

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 id10006891
Published by NHTSA2004-05-19
Manufacturer's number14
Manufacturer's date2004-04-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

THE POWERTRAIN CONTROL MODULE (PCM) MAY HAVE BEEN PROGRAMMED WITH SOFTWARE THAT CAN CAUSE THE ON-BOARD DIAGNOSTIC SYSTEM TO MALFUNCTION. EMISSION RECALL NO. D14. *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, Transmission control module

Vehicles listed
JEEP GRAND CHEROKEE2004

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
18-042-142018-06-18. Service bulletin. Generic Powertrain Control Module (PCM) Procedure This bulletin involves programming a generic PCM with software.
08030062007-03-23. Service bulletin. POWERTRAIN CONTROL MODULE INITIALIZATION. *KB
08015052005-04-26. Service bulletin. POWERTRAIN CONTROL MODULE INITIALIZATION. *SC
08016052005-04-25. Service bulletin. TCM (TRANSMISSION CONTROL MODULE) INTERNAL FAULT MAY CAUSE A LOW LINE PRESSURE OR GEAR RATIO ERROR DTC (DIAGNOSTIC TROUBLE CODE). 2004-2005 JEEP CHEROKEE (INTERNATIONAL MARKET) *SC
18028042004-07-29. Service bulletin. FLASH: 4.0L TORQUE CONVERTER LOCK-UP FEATURE. *MJ
18014042004-05-06. Service bulletin. 42RLE SLOW OR HARSH GEAR ENGAGEMENT AFTER INITIAL COLD START. *TT *MJ
21009032003-10-23. Service bulletin. AUTOMATIC TRANSMISSION DIAGNOSTIC TEARDOWN PROCEDURE. VARIOUS MODELS INCLUDING THE 2004 RAM TRUCK, DURANGO, SEBRING CONVERTIBLE, CHEROKEE, VISION, NEON, AND VOYAGER. *TT *SC
072003-04-15. Service bulletin. RECOMMENDED STEPS TO CONFIRM THE SAFE AND PROPER ENGAGEMENT OF THE PARK POSITION ON THE VEHICLE'S AUTOMATIC TRANSMISSION. *TT