Torque Converter: Installation

Check converter hub and drive notches for sharp edges, burrs, scratches, or nicks. Polish the hub and notches with 320/400 grit paper or crocus cloth if necessary. The hub must be smooth to avoid damaging the pump seal at installation.

1. Lubricate converter hub and oil pump seal lip with transmission fluid.
2. Place torque converter in position on transmission.
   CAUTION: Do not  damage oil pump seal or bushing while inserting torque converter into the front of the transmission.
3. Align torque converter to oil pump seal opening.
4. Insert torque converter hub into oil pump.
5. While pushing torque converter inward, rotate converter until converter is fully seated in the oil pump gears.
6. Check converter seating with a scale and straightedge. See Fig 1. Surface of converter lugs should be 1/2 in. to rear of straightedge when converter is fully seated.
   Fig 1: Checking Torque Converter Seating

   Courtesy of DAIMLERCHRYSLER CORP.
7. If necessary, temporarily secure converter with C-clamp attached to the converter housing.
8. Install the transmission in the vehicle (Refer to 42LE AUTOMATIC TRANSAXLE )
9. Fill the transmission with the recommended fluid
10. If torque converter was replaced, it is necessary to reset the TCC Break-In Strategy. (Refer to TORQUE CONVERTER CLUTCH BREAK-IN PROCEDURE )