Installation Procedure
- Remove the J-21366 Torque Converter Holding Strap from the transmission bell housing.
- Install the transmission to the vehicle.
- CAUTION:
Refer to Fastener Caution .
Install the 4 transmission bolts (1, 2, 5, 6) and tighten to 58 N.m (43 lb ft).
Install the 2 lower transmission bolts (1, 2) and tighten to 58 N.m (43 lb ft).
- Connect the electrical wiring harness retainers to the transmission to engine fasteners and to the transmission case.
- Transmission Mount - Install - Transmission Mount Replacement
- Remove the transmission jack from under the vehicle.
- Align the torque converter to flex plate orientation marks made during the removal procedure.
- NOTE:
Torque converter bolts are self-locking and must be replaced with NEW torque converter bolts every time the bolts are removed.
Complete the following steps for all torque converter bolts (1):
- Rotate the harmonic balancer center bolt clockwise ONLY, in order to align the torque converter bolt holes in the flex plate with the starter opening in the engine block.
- Install all NEW torque converter bolts (1) and tighten to 63 N.m (46 lb ft).
Install the transmission close out plug (1).
- Torque Converter Cover- Right Side - Install - Transmission Vent Hose Clip Bracket Replacement
- Install the starter motor. Starter Replacement (LT1, LT4)
- Install the left side catalytic converter. Catalytic Converter Replacement - Left Side (LT1, LT4)
Install the catalytic converter brace bracket (3) to the transmission.
- Install the two catalytic converter brace bracket retaining nuts (1) and tighten to 22 N.m (16 lb ft).
- Install the two catalytic converter brace bracket retaining bolts (2) and tighten to 22 N.m (16 lb ft).
Install the transmission fluid cooler inlet and outlet pipe (1) to the transmission. Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LT4 With MJK or MH3 and KNR, LT1 With MM6, With KNR) , or Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LT1 With M5U, With KNR) , or Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LT1 With M5U, Without KNR) , or Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LT1 With MM6, Without KNR) , or Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LT4 With MGL and KNR, LT1 With MF6 and KNR)
- Connect the wiring harness retainers and connectors to the transmission.
- WARNING:
After installing the transmission range selector shift cable, pull up and push down on ALL connections to verify that the connections are fully seated and properly engaged. Failure to perform this task can result in the vehicle not being able to shift into PARK causing potential vehicle damage and bodily injury.
Connect the transmission range selector lever cable terminal (1) to the transmission manual shift lever pin.
- Install the two cable retainer bolts (7) to the transmission crossmember and tighten to 9 N.m (80 lb in).
- Install the cable into the bracket and ensure cable is fully seated.
- Slide the retainer (3) forward to lock the transmission range selector lever cable to the bracket.
- Install the transmission range selector lever cable retainer bracket (5).
- Install the transmission range selector lever cable retainer bracket bolt (4) and tighten to 9 N.m (80 lb in).
- Install the front cradle shear plate. Front Cradle Shear Plate Replacement
- Install the heated oxygen sensor brackets to the transmission.
- Adjust the cable. Automatic Transmission Range Selector Lever Cable Adjustment
- Install the propeller shaft. Two-Piece Propeller Shaft Replacement (Coupe with LT1, LT4 and MH3, MJK, MM6) , or Two-Piece Propeller Shaft Replacement (Convertible with LT1, LT4 and MH3, MJK, MM6) , or Two-Piece Propeller Shaft Replacement (Coupe with LT1, LT4 and MI2, MI4) , or Two-Piece Propeller Shaft Replacement (Convertible with LT1, LT4 and MI2, MI4)
- Lower the vehicle.
- Remove the engine support fixture. Engine Support Fixture (LT1) , or Engine Support Fixture (LT4)
Install the 2 transmission bolts (3, 4) and tighten to 58 N.m (43 lb ft).
Install the transmission vent hose bracket (3) to the transmission. Transmission Vent Hose Clip Bracket Replacement
Connect the Manifold Absolute Pressure (MAP) sensor electrical connector (1) and the fuel injector harness connector (2), if necessary.
- Install the left valve rocker arm cover insulator. Valve Rocker Arm Cover Insulator Replacement - Left Side (LT1) , or Valve Rocker Arm Cover Insulator Replacement - Left Side (LT4)
- Connect the negative battery cable to the battery. Battery Negative Cable Disconnection and Connection
- Check the transmission fluid level and fill if necessary. Transmission Fluid Level and Condition Check
- Perform the solenoid valve characterization. Q77 Transmission Control Solenoid Valve Characterization Programming (10L60, 10L80 or 10L90)
- Pressure regulating solenoid replacement
- Valve body repair or replacement
- Any service/repair in response to a shift quality concern
- Any internal transmission service, repair, overhaul, or replacement
- Torque converter replacement
- TCM replacement
- Transmission assembly replacement
The Service Fast Learn procedure must be performed when one of the following repairs have been made to the vehicle. Failure to perform the procedure after one of the following repairs may result in poor transmission performance, as well as transmission DTCs being set:
The service fast learn procedure must be performed when any of the following repairs has been made to the transmission.