This is how you use the shortcodes for Credit Card Update:

This lets users update their credit cards and see what credit cards they have on file. (IT IS HIGHLY ADVISED THAT YOU HAVE AN SSL FOR YOUR SITE BEFORE PUTTING THIS ON THERE)

Step 1: Go to any page or post and click on the visual editor to show the shortcode editor:
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Step 2:
Choose the WishList Member For Infusionsoft Shortcodes

Step 3:
Choose “Credit Card Update”

Step 4:
It will output this shortcode: [wlifcon_credit_card_update]