Question
How do I change my cell phone number?
Answer
Step 1: Login to your mySierra account and go to Update My Personal Information card on the Home screen:
Step 2: Click on Change Address/Phone/Email/Emergency Contact.
Step 3: Go to the Phone Number section and click on the pencil icon to change your phone number.
Step 4: Input your updated phone number, then click "Update" to save your changes.