Student-loan borrowers are facing payment errors and customer service delays. A new federal report offers a solution.

Student-loan servicers said they would benefit from better coordination with the Department of Education. Al Drago/Getty Images A new GAO report said that student-loan servicers struggle to implement changes from the Education Department. The coordination challenges could lead to delays in communicating payment information to borrowers. The Education Department disagreed with the GAO's recommendation to establish communication criteria. Your student-loan servicer wants more help carrying out…