As far as the wiper motor is concerned, you will need a couple of special tools to remove and install it. Most part stores will lend them to you if needed. Also, the tools required are listed on the first page of the directions.
If you look below, I attached the directions for replacing the wiper motor. Take a look through them and let me know if you have questions.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.