Please see TurboTax Phillip's answer to a similar question.
If this is Canadian Registered Pension Income (RRSP or RRIF) TurboTax has entry screens by following this path in TurboTax:
- Go to the Federal Income category.
- Go to the Wages and Income subcategory.
- Find the section labeled Retirement Plans and Social Security.
- Click start or update on the line labeled Canadian Registered Pension Income.