I need the wiring diagram for the 2008 Hyundai sonata GLS I need the wiring diagram for the 2008 Hyundai sonata GLS car stereo XM connector. This connector is separate from the - Answered by a verified Hyundai MechanicHello and welcome! My name isCustomerand I can assist you with your question. I am very sorry your having this issue with your vehicle. I will try my best to answer all of your questions. However, before we get started, please let me mention a few things. 1. If at any point you would like to speak on the phone, please feel free to request a phone call on your end and I can call you right away. 2. If you dont understand any technical terms or anything that I mention (component tests or theory or operation), please let me know and I will provide you with a more in debt explanation or answer. 3. Please understand that I am here to help you any way I can. Would you like the wiring diagram or connector pinout chart or view?I do believe so. Here is what I have.Thank you sir. May I have your VIN please?Thank you. I will do some digging for you and reply back shortly.Do you have a stock JBL amp?Here is a connector view of both connectors going into your radio. It shows the wire colors going into each pin.I think it is this connector you are talking about.Sounds good! I am glad I can help! Please don't forget to honor your good faith deposit by rating my answer as "5 STARS or SMILEY FACES" for assisting you today. Keep in mind, we can still continue this conversation at no further cost to you even after you rate my answer. Just reply back to me using this page and I will get it and get back to you ASAP! I just ask that you allow time in between replies as I may be helping other customers or off line spending time with my family. Also, if you are a member or if you have a subscription to the site, you still need to rate my answer in order for me to get credit for assisting you with your question. You should see the rating system towards the top of the page. Please let me know if you have any further questions.You are most welcome!! Have a great night!!Good morning sir and thank you for the heads up! That is great news, I am glad to hear it is up and working!! 2008-2010 Hyundai Sonata Vehicle Wiring Chart and Diagram Commando Car Alarms offers free wiring diagrams for your 2008-2010 Hyundai Sonata. Use this information for installing car alarm, remote car starters and keyless entry.