As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE COMPLYING WITH SERVICE LETTER 737-SL-27-286-A, IT WAS FOUND THAT THE LOCK WIRE FOR THE GROUND SPOILER INTERLOCK VALVE PUSH/PULL CABLE WAS MISSING FOR THE SUPPORT TUBE ASSEMBLY AT THE RIGHT MLG. THE MISSING LOCK WIRE WAS REPLACED WITH REFERENCE TO SERVICE LETTER 737-SL-27-286-A.