Required tools and materials:
* Wrench set
* Flat head screwdriver
* Ratchet socket set
* New rear crankshaft oil seal
* Sealing sealant
* Metal cleaning brush
* Degreaser
Instructions:
1. Preparation:
* Disconnect the negative terminal of the battery.
* Raise and secure the vehicle on a lift or jacks.
2. Removing the automatic transmission:
* Disconnect the shift cables.
* Disconnect the sensor connectors and wiring harness from the automatic transmission.
* Disconnect the drive shafts from the transmission.
* Place a tray or large basin under the automatic transmission to collect the oil.
* Unscrew the bolts securing the automatic transmission to the engine and carefully lower it under the car.
3. Removing the old oil seal:
* Clean the area around the oil seal with a wire brush and degrease.
* Pry up the seal with a flat-head screwdriver or other suitable tool and remove it from the socket.
4. Installing a new oil seal:
* Clean the oil seal seat and apply a thin layer of sealant.
* Lubricate the working surface of the new oil seal with a small amount of transmission oil.
* Press the new oil seal into the socket using a suitable mandrel or a small hammer.
5. Automatic transmission installation:
* Clean the surface of the engine where the automatic transmission will be screwed on.
* Lift the automatic transmission and carefully align it with the engine.
* Tighten the automatic transmission mounting bolts.
6. Connection:
* Connect the drive shafts to the automatic transmission.
* Connect the shift cables and wiring harness.
* Connect the sensor connectors to the automatic transmission.
7. Oil filling and checking:
* Fill the required amount of transmission oil into the automatic transmission.
* Check the oil level and add if necessary.
* Check the automatic transmission pan for leaks.
8. Completion:
* Connect the negative terminal of the battery.
* Lower the car and make sure there are no oil leaks.
* Replace the automatic transmission oil filter (recommended).