STM pulls 3 AZUR trains from service for safety inspections
Two trains have returned to service in Montreal's Metro system while the third undergoes repairs.
A nut holding one train's suspension system together cracked last week
The STM's new AZUR trains were pulled out of service after a crack was found in a nut holding together one train's suspension system.
Following the incident, the STM said it immediately ordered an inspection of all the new trains.
Two trains have returned to service in Montreal's Metro system while the third undergoes repairs.
User safety was not compromised and the new AZUR trains are being rolled out gradually to allow for rigorous testing, according to the STM.
With files from Kristy Rich