You will need to add your location details on the "information" section in order to include google map links.
Add Location Details
Step 1: Click the “Details” step.Step 2: Click the “Information” section.
Step 3: Add address details in the "Location" section.
Step 4: Ensure the "Show on Google Maps" checkbox is selected.
*NOTE* Your google map link will appear on your details page in the "location" section.