Got a library card? Call your library and ask if they subscribe to EBSCO. If they do they will give you a password so you can log in on the EBSCO website. Once there enter the Automotive Repair Resource Center (ARRC). There you will find just about any wiring diagram for hundreds of cars. 09 and up won't be there but most others will. They also list many repair procedures, TSBs/recalls, and maintenence schedules. Oh! It's free through libraries.
What's your model year?
I see they have a free trial now. Maybe that will get you there.