Quick Reference Summary
NO: 18-27-94GROUP: Vehicle Performance
DATE: January 30, 1994
SUBJECT:
Improved Transmission Shift Quality
Technical Service Bulletin Quick Reference Summary
MODELS:
1989 - 1995 (AA) Acclaim/Spirit/LeBaron Sedan
1989 - 1993 (AC) Dynasty/New Yorker/New Yorker Salon
1990 - 1993 (AG) Daytona
1990 - 1995 (AJ) LeBaron Coupe/LeBaron Convertible
1989 - 1994 (AP) Sundance/Shadow/Shadow Convertible
1990 - 1991 (AQ) Chrysler TC
1990 - 1995 (AS) Caravan/Voyager/Town & Country
1990 - 1993 (AY) Imperial/New Yorker Fifth Avenue
1995 (JA) Cirrus/Stratus
1993 - 1995 (LH) Concorde/Intrepid/Vision/LHS/New Yorker
1993 - 1995 (ES) Chrysler Voyager (Export Only)
Note:
This bulletin applies to vehicles equipped with the 41TE or 42LE transaxle. also, the reference section contains information that can be used for quick reference.
The software calibration used in the 1995 model year 41TE and 42LE TCM is being made available for all vehicles dating back to 1989 MY. Several shift quality improvements, as well as default issues, are included.
If the transaxle fluid shows signs of distress (yellowish brown or has a burnt odor), proceed with Repair Procedure No. 1.
If no codes are present and all systems are functioning correctly, and the transaxle fluid is the normal red color, proceed with Repair Procedure No. 2.
Note:
See service bulletin for details on symptoms repair instructions and legal requirements before performing service.
Vehicles With Flashable Transaxle Control Modules
PRODUCTION VEHICLES THAT MAY NOT HAVE FLASH CONTROLLERS
1989 - 1992 All with 3.0L Engine
1990 - 1992 All with 3.3L and 3.8L Engine
1993 AA, AC, AS, & AY with 41TE Transaxle
Some vehicles that have had service controllers installed can be flashed. Therefore, ALWAYS CHECK THE PART NUMBER TO BE SURE THAT A FLASHABLE TCM IS NOT REPLACED.