1. Click on Settings.

 

2. Click on Certifications menu.

 

3. Check the desired certified warranties and click on SAVE button.

 

You can add the certified warranties either in vehicle grid view or by going to the details page.

Grid view:

change view to certifications

in the warranty drop down menu select certification type

if it is a CPO vehicle make sure the CPO check-box is selected

save

 

Details view:

 

Select vehicle

Once in the vehicle details page go to certification on the left hand side of the screen

checking the 'is certified' will make it a CPO vehicle

select desired certified warranty

save