To enter it in TurboTax, you will go to the "Income" tab, then "Rental Properties" and start from there. Once you get to the “Current Year Additions & Dispositions” screen and click on “Enter Additions/Disposition Current Year” this will open the screen to start your CCA class.
Your Capital Cost Allowance class will be either 1 or 6 – refer to the link provided below from the CRA to determine which one is best for your personal situation:
Furthermore, here is a link answered by TurboTaxKim for clarity.
Footnote: You have indicated that you are using TurboTax Live & Assist – please refer to the link provided below to contact our team of experts if needed: