I think that's a browser extension, not the source code. Go to your account in a browser and before the URL (e.g. https://), type "view-source:" without the quotes and that will show you the source. Then find your Delivery date on the page and see what it says.This is what my source code looks like
Extended Order Status v0.2.1.9
VIN
- VIN: Not assigned
- Previous VINs: None
Delivery
- Delivery date: June 20 - June 30
- Previous delivery dates:
- June 19 - June 30
- June 18 - June 30
- June 17 - June 30
- 9-13 weeks
- June 14 - June 30
- June 13 - June 30