The FRED series Total Credit Market Instruments - Liabilities - Balance Sheet of Nonfarm Noncorporate Business is now known as Nonfinancial Noncorporate Business; Credit Market Instruments; Liability.
The source series id is FL114104005.Q.
This series appears in both Table B.103 and Table L.1. For further information see the assistance provided in the guide to the Financial Accounts at http://www.federalreserve.gov/apps/fof/.
Board of Governors of the Federal Reserve System (US), Nonfinancial Noncorporate Business; Credit Market Instruments; Liability, Level [TCMILBSNNB], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/TCMILBSNNB, February 18, 2018.