May 11, 2015 Staff Report
The No. 7 train was out of service for at least five hours Monday following signal problems at Grand Central and Queensboro Plaza, according to the MTA.
The signal problems surfaced at around 11 am and also affected the N and Q lines, the MTA said.
While No. 7 train service returned at about 4 pm, riders faced delays at about 5pm, according to the MTA. Furthermore, there were no express trains at the time.
The N and Q trains had returned to normal service by about 5 pm, according to the MTA.