Updated: How to install 3 Android tablets in your car

Android tablet for the driverUpdate: Added two Shield Tablet K1's for rear seat entertainment. Ever since the original Nexus 7 came out, I always wanted to install a tablet in my car. However, there were some issues I couldn't resolve on a budget, like retaining steering wheel controls, offline navigation, clean installation and seamless operability like a regular car stereo.That was a couple cars ago, but with my most recent vehicle acquisition, a 1997 Jeep Grand Cherokee Laredo, I decided it w