Here are some pics of installation.
here are the steps.
you have to get the adapter: Metra 70-9002 Radio/Stereo Wire Wiring Harness Plug ( no cutting just plug)
1.take out the stock radio: (with keys or small knife)
2.unplugged all harnesses (3 usually)
4.connect the wires (using diagram or colors
) i had 3 extra wires. just tape them for safety reasons.
5.Test if everything works before placing the unit in dash.
Best of luck to everyone.