Acura TL Stereo Wiring Diagram - My Pro Street Upgrading your Acura TL speakers is easier because they are in the door panels. These are 5 ” x 7 ” speakers, and can be upgraded easily. To access your rear speakers you may need to open your TL trunk to access the rear deck. Left Front Speaker Wire (+): Blue/Green Left Front Speaker Wire (-): Gray/Black Right Front Speaker Wire (+): Red/GreenAuthor: John Huh Car Radio Stereo Audio Wiring Diagram Autoradio connector ACURA Car Radio Stereo Audio Wiring Diagram Autoradio connector wire installation schematic schema esquema de conexiones stecker konektor connecteur cable shema car stereo harness wire speaker pinout connectors power how to install. ACURA Car radio wiring diagrams. car radio wire diagram stereo wiring diagram gm radio wiring diagram.