Tools and materials:
* New automatic transmission front shaft oil seal
* New transfer case seal
* New transfer case shank seal
* Oil seal remover
* Screwdriver set
* Set of keys
* Rags
* Degreaser
* Sealant for automatic transmission
Procedure:
1. Preparing the car
* Place the car on a lift or inspection hole.
* Disconnect the negative terminal of the battery.
2. Removing the engine protection
* Locate the engine protection under the oil pan and remove it by unscrewing the bolts or latches.
3. Removing the front automatic transmission oil seal
* Locate the automatic transmission front shaft connected to the engine.
* Remove the bolts securing the oil pump housing to the cylinder block.
* Remove the oil pump casing and take out the old automatic transmission front shaft oil seal.
4. Installation of a new automatic transmission front oil seal
* Clean the oil seal seat from dirt and degrease it.
* Apply a thin layer of automatic transmission sealant to the edges of the new oil seal.
* Insert the new oil seal into the seat.
* Reinstall the oil pump housing and tighten the mounting bolts.
5. Removing the transfer case oil seal
* Locate the transfer case connected to the front shaft of the automatic transmission.
* Remove the bolts securing the oil seal housing to the transfer case.
* Remove the oil seal housing and pull out the old transfer case oil seal.
6. Installing a new transfer case oil seal
* Clean the oil seal seat from dirt and degrease it.
* Apply a thin layer of automatic transmission sealant to the edges of the new oil seal.
* Insert the new oil seal into the seat.
* Reinstall the oil seal housing and tighten the mounting bolts.
7. Removing the transfer case shank oil seal
* Locate the transfer case shank connected to the driveshaft.
* Remove the clamp securing the protective cover to the shank.
* Remove the protective cover.
* Using a seal puller, remove the old transfer case shank seal.
8. Installing a new transfer case shank oil seal
* Clean the oil seal seat from dirt and degrease it.
* Apply a thin layer of automatic transmission sealant to the edges of the new oil seal.
* Insert the new oil seal into the seat.
* Reinstall the protective cover and secure it with a clamp.
9. Assembly
* Reinstall the engine protection.
* Connect the negative terminal of the battery.
10. Leak test
* Start the engine and warm it up.
* Switch the automatic transmission selector to different modes and carefully inspect the installation sites of new oil seals for oil leaks.
Adviсe:
* Use quality oil seals from reputable manufacturers.
* Thoroughly clean the oil seal seats before installing new ones.
* Do not overtighten the oil seal bolts.
*If you are unsure of your skills, seek assistance from a qualified mechanic.