Train moving - Union Station 17:00 - Old Elm GO 18:12 Started Until Fri Jul 18 The Union Station 17:00 - Old Elm GO 18:12 train is delayed 36 minutes and is modified to operate as far north as Mount Joy GO due to an equipment issue on an earlier train. GO shuttle bus service will be provided.Train trip modified - Union Station 17:30 - Old Elm GO 18:42 Started Until Fri Jul 18 The Union Station 17:30 - Old Elm GO 18:42 train trip is modified to end at Centennial GO due to an equipment issue on an earlier train. GO shuttle bus service will be provided.Update #2 - Stouffville line - Equipment issue Started Until Fri Jul 18 The train experiencing equipment issues has been moved, ensuring smooth train operations along the Stouffville Line. We will continue travel northward as far as possible. GO shuttle bus services will be provided until regular service resumes. The GO shuttle bus service will be provided as outlined below:Centennial GOBuses will board from the bus stop on Bullock Drive, near the Centennial parking lot entrance at 320 Bullock Drive.Unionville GOBuses will board from the bus loop next to the station building.Markham GOBuses will board from the bus stop located on Main St., near Station St.Mount Joy GO Buses will board from the bus loop next to the station building.Stouffville GOBuses will board from the bus stop located on Main Street, next to the station building, near the Stouffville station entrance at 6176 Main St.Subscribe to On the GO alerts and receive customized, real-time alerts for schedule changes, construction updates and more...., for more information visit gotransit.comMore...