pluged in programmer, 2 codes came up. PO204 and P2146 just woundering what are. thanks guys

http://www.dieselplace.com/forum/dtc.php

Check the wiring at the passenger side of the alternator. The harness is tied down with a tie-strap and the sharp edge of the bracket cuts into the FICM harness. Repair the wires, file down the sharp edge and use a piece of hose under the harness.