If you have a library card and your library has online subscription for card holders you might be able to look up service manual for your vehicle online using a service like Auto Repair Source which would be good to know in the future. In this case are you just looking for information on wiring at radio end or speaker end? Do you know what option radio you have (probably either IP0, IP1 or IOB) and speakers (probably either UQ3, UQF, UAD). Option codes are listed on the label inside glove box (on inner wall). There are a lot more wires going to radio than just the output to speakers so wou