To register for a class that has already begun, you will need to obtain an Add Code from the Instructor.
Once you have the Add Code, take these steps to register in mySierra:
- Login to mySierra
- Click on Add, Drop or Withdraw from Classes in mySierra on the Registration and Classes tile.

- Then click on Register for Classes

- Select the term and continue

- Click on the Enter CRNs tab, then enter the CRN for the class you would like to add, then click Add to Summary

- In the Enter Your Authorization Code pop-up window, input the 6-digit add code provided to you by the instructor, then click Confirm

- To complete your registration for this class (as the class will be "pending" in your Summary screen), click the Submit button in the Summary screen

Video Tutorial:
🎥 How to register for a class with an Add Code
Watch on Vimeo (opens in new tab)
IMPORTANT NOTE: If you are on a Waitlist for a class but you have obtained a add code from the instructor, you will need to drop the Waitlisted class from your Summary screen by choosing "Drop" then click Submit.

Then add the class by entering the CRN in the Enter CRN screen:

Then enter the add code in the Enter Your Authorization Code screen:

If you need additional support registering for classes at Sierra College, please reach out to Enrollment Services:
Phone/message: (916) 660-7340
Email: enrollmentservices@sierracollege.edu (use your Sierra College email)
Live Chat: https://www.sierracollege.edu/admissions