Not sure exactly what it fixes for the transmission. I only copied the things that changed with the revision.
NUMBER: 18-030-14 REV. A
GROUP: Vehicle Performance
DATE: November 14, 2014
THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-030-14, DATED APRIL 12,
2014 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE
HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE ADDITIONAL SOFTWARE
ENHANCEMENTS AND NEW LABOR OPS.
THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE
TRANSMITTAL (RRT) 13-082. ALL APPLICABLE SOLD AND UN-SOLD RRT VIN's
HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS
APPLICABLE TO THE VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN
TECHCONNECT. ALL REPAIRS ARE REIMBURSABLE WITHIN THE PROVISIONS OF
WARRANTY.
HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS
AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” AT THE TOP OF
THE wiTECH DIAGNOSTIC APPLICATION WINDOW.
THE wiTECH SOFTWARE LEVEL MUST BE AT RELEASE **15.02** OR HIGHER TO
PERFORM THIS PROCEDURE.
SUBJECT:
Flash: 6.7L Diagnostic and System Improvements
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control
Module (PCM) with new software.
MODELS:
2013 (DJ) Ram Pick Up (2500)
2013 (D2) Ram Pick Up (3500)
NOTE: This bulletin applies to vehicles equipped with a 6.7L Cummins diesel engine
(Sales code ETK).
Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL)
Illumination For:
· ** P026B - Injection Timing Performance. **
· ** P0128 - Thermostat Rationality. In cold ambient temperatures. **
· ** P0087 - Fuel Rail Pressure Too Low. **
· ** P2281 - Air Leak Between MAF and Throttle Body.**
· ** U3017 - Control Module Timer/Clock Performance. **
· ** U1421 - Implausible Ignition Key Off Time Received. **
Other Updates Also Included:
· ** Various Urea system calibration changes and cold weather system improvements
and dosing heater thaw times. **
· ** Various additional wiTECH data and system test additions or improvements. **
· ** 68RFE Transmission shift quality improvements. **
· ** Cruise control system improvements. **
18-030-14 REV. A -2-
· ** System enhancements to starter lockout feature. **