Take this tech bulletin to AAMCO, one of the worst shops in my opinion, they SHOULD know about this, it's a KNOWN problem, here is part of the Ford service bulletin to their dealers, I will email the entire TSB to you, print it out, take it to them it IS on them!
CD4E - HARSH/DELAYED SHIFTS AFTER TRANSAXLE OR TSS REPLACEMENT TECHNICAL SERVICE BULLETIN Reference Number(s): 02-2-4, Date of Issue: February 4, 2002 Related Ref Number(s): 02-2-4 ARTICLE BEGINNING DESCRIPTION TRANSAXLE - CD4E - HARSH AND DELAYED 1-2/2-3 UPSHIFTS - AFTER TRANSAXLE OR TURBINE SHAFT SPEED SENSOR (TSS) REPLACEMENT - POSSIBLE DIAGNOSTIC TROUBLE CODES (DTC) 628, 642, 645, 646, 647, 648, P0731, P0732, P0734, P0741, AND P1744 Some vehicles equipped with the CD4E transaxle may exhibit harsh and delayed 1-2/2-3 upshifts along with DTCs for gear ratio errors after the Transaxle or Turbine Shaft Speed sensor (TSS) have been replaced. DTCs may include OBD I codes 628, 642, 645, 646, 647, 648, or OBD II codes P0731, P0732, P0734, P0741, and P1744. FORD: 1994-1997 PROBE; 1995-2000 CONTOUR; 2001-2002 ESCAPE MERCURY: 1995-2000 MYSTIQUE; 1999-2002 COUGAR Page 1 of 1 5/12/2010 .
Wednesday, May 12th, 2010 AT 5:29 AM