As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YUL INFLIGHT T761/02OCT - UNABLE TO RETRACT NOSE GEAR. RECEIVED RED LIGHT INDICATION. LANDED YUL WITHOUT INCIDENT. AIRCRAFT OUT OF SERVICE FOR REPAIR. 10-16-07 FOUND NOSE GEAR PISTON DAMAGE. REPLACED NOSE GEAR STRUT ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION.