i jus got my g3 and i used to own a g2...the g3 is sooo much mroe complicated!!! i foudn the screws to take out the headunit... but i cant get the screw all the way in the back[drivers side] ive tried using a regular old screwdriver...and it wouldnt grip...i dotn know what to do from here! i jus wanted to get sum tips from thsoe who have installed headunits! sumone please helllpp me!!!!

 

Try http://www.installdr.com

It helped me out.