Corsica V6-191 3.1L (1990)
If an intermediate band failure occurs, inspect the outer wall of the direct clutch drum using a flat edge ruler. If there are dips in the drum between the
ruler, the drum should be replaced.
Whenever ordering a New Direct Clutch Housing, refer to the following part numbers.
Part Number
Description
8653971
Direct Clutch Drum and Check Ball Capsule
8653982
Direct Clutch Drum, Check Ball Capsule and Intermediate Band
Refer to GMSPO group number 4.251 for proper usage. Parts are currently available from GMSPO.
Whenever servicing any THM 125C/HYDRA-MATIC 3T40 transaxle, refer to the procedures outlined in the Unit Repair Section of your Service
Manual.