Metra 70-2202 Wiring Harness for 2006 Saturn Vue/Ion Plugs into car harness at radio Provides rcas for retention of factory 35Mm auxiliary jack Auxiliary input jack retention harness Wiring Harness for 2006 Saturn Vue/Ion Plugs into car harness at radio Power/4 Speaker 30-pin plug Allows for the installation of an aftermarket radio using the existing factory wiring and connectors