Has anybody run in to a situation like this , I have a 03 map disc , and it only works when the outside tempreature is below 50 degrees i can see the maps , poi , and all that but on warm days the screen says something like problem with disc unable to read disc and theres nothing other times it comes on , but i cant program destinations or it comes on and then goes off in about 20 minutes... any input on this would be appreciated