Hey guys i was wondering if someone could help me with my dilema? I have a new z2 in my gmc truck and when i try to to use the search by telephone number it only works sometimes.As you punch in the phone number other numbers get greyed out not letting you use them. Some times it will find the address without punching in the last 2 numbers and other times it just stops when im ready to punch in the last 2, and wont let me do anything else . And the last 2 numbers i need are greyed out not letting me do anything. And then other times it will come up with the location with out even putting the la