Mine is really slow and doesnt move on the map, sometimes the screen wont come up and will stay black.
I cleaned out the unit in the trunk, cleaned the laser, then changed the DVD drive with a replacement from DHGate and it still isnt working 100%. My next step is to find a newer CD thats in better shape, I'm theorizing that maybe my CD is too scratched up (even after the Scratch Doctor thing from Amazon used on it)
2014 Evolution X GSR - Wicked White
2006 Acura TSX 6MT - Royal Blue Pearl --> here