The check Engine Light came on yesterday. The trans. stuck on 3rd (right side)? on 2005 Kia Amanti

I noticed that the transmission = right side = the manual transmission is stuck on 3rd gear ... I Cannot shift up or down = does Not change up or down ... What is the problem?

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
YOU NEED TO HAVE A MECHANIC CHECK THIS OUT. NO WAY TO TELL WITHOUT LOOKING. AND POINTLESS TO GUESS.