shifts from park to reverse and neutral, then won't go any farther. any fixes?

What is your question?

will back up ang goes in neutral but won't shift any further. the lever just stops. everything seems to be working fine. the shift lever just won't go past neutral

What makes this problem better or worse?

nothing, the shifter won't move any further

How long has your 2011 Cadillac Escalade had this problem?

Just started