Cutlass Ciera FWD V6-181 30L Transmission Torque Converter Clutch Info
FIGURE 1
Refer to Figure 1 for transaxle identification.
Note:
A 1986 THM 440-T4 transaxle built before March 10, 1986 (Julian date 069) may exhibit a torque converter clutch apply shudder at 45-55
mph.
The shudder condition may be caused by the damper plate not fully seating.
If the TCC apply shudder condition is exhibited and all diagnostic procedures have been performed, replace the torque converter with a service converter
as indicated below.
Year Digit and Model
Torque Converter Part Number
4CW, 5CM, 5CN, 5CP, 5CW,
8656920
5HA, 5HJ, 5HT, 6CFH, 6CMH, 6CNH, 6HBH, 6HJH
4BC, 5BA, 5BC, 5BN, 5BR,
8656928
6BDH, 6BLH, 6BMH, 6BTH, 6BYH, 6BZH
6BBH
8656931
5BS, 5BU, 6BHH, 5BV
8656923
5BW, 5BX, 6BAH, 6BCH, 6BSH
8656930