pioneer mvh-s622bs

I am installing a Pioneer MVH-S622BS stereo in my 2005 Chrysler 300C. I am using the PAC RP4-CH11-A wiring harness. The wiring harness has an extra yellow (battery+12v) wire and an extra black (ground) wire that are not on the Pioneer wiring harness. Should I cap the extra wires or wire all...