As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI OUT, THE CREW NOTED THAT THE ACFT WOULD NOT STEER TO THE RT WITH MAX DIFFERENTIAL BRAKING POWER & NOSE WHEEL STEERING. TOWED THE ACFT BACK TO THE GATE & REPLACED THE NOSE SHIMMY DAMPER IAW BMM 32-50-00. AFTER RELEASE, THE ACFT FLEW & WHILE TAXIING TO THE GATE, THE CREW NOTED THAT FULL RT RUDDER DEFLECTION PLUS DIFFERENTIAL POWER & BETA WERE REQUIRED TO STAY STRAIGHT. LUBRICATED THE UPPER & LOWER NOSE GEAR STRUT BEARINGS IAW THE AIM 1ST DETAIL LUBE SHEET & TAXIED THE ACFT WITH NUMEROUS LT & RT TURNS, OPERATIONAL CHECK WAS GOOD.