Yes you can renew your GIC through Cambrian Online Banking.
1. Login to Online Banking
2. Under "Investments" click "Show more" to display more information about your investments
3. Click on the “Options” menu for the GIC you wish to renew and select “Renew/Modify GIC”
5. Edit your Renewal options and “Submit”
6. Review your renewal details and “Confirm” to complete your renewal option update
Note: you will be able to select a new GIC product to renew into in the 21 days leading up to the maturity date. Your renewal will be processed on the maturity date at the rate in effect on that date.