This is a difficult task that is not recommended to be done on your own unless you have special knowledge and experience.

Reasons:

* Automatic transmission is a complex system with many interconnected parts.
*Repairs require specialized equipment and tools.
*Any mistake may result in further damage or malfunction of the transmission.
*Using the wrong parts or improper installation can cause serious problems.

Recommended steps:

1. Diagnose the problem: Have an experienced mechanic diagnose your automatic transmission problem.
2. Research the cost of the repair: Get an estimate for parts, labor, and any other necessary expenses.
3. Compare the cost of repair versus replacement: Sometimes replacing an automatic transmission can be a more cost-effective option than repairing it.
4. Find a qualified mechanic: If you decide to repair your automatic transmission, find a qualified and experienced mechanic with a good reputation.
5. Get a Warranty: Make sure the mechanic provides a warranty on the repair.

Adviсe:

* Follow the manufacturer’s instructions for automatic transmission maintenance.
* Check the transmission fluid level and filter condition according to the schedule.
* Avoid sudden acceleration and stopping.
* Tow the vehicle only as a last resort and in accordance with the manufacturer’s instructions.

Thanks for reading!