What was found
AIRCRAFT WAS GROUNDED: AIRPLANE HAS VIBRATIONS DURING CLIMB OUT. SEEMED TO STOP AROUND FL23,000 AND SPEED 330. NOT ACTIVE DURING CRUISE OR DESCENT. **ORIGINAL REPORT WAS AALA202601260827 SUBMITTTED 1/26/2026 BY TUL** MAINTENANCE REPLACED THE LEFT-HAND ELEVATOR HINGE BEARING END FITTINGS AND ASSOCIATED HARDWARE AT POSITIONS 1(AALA202601260827), 2 (AALA202601306265), 3 (AALA202601305490), 4 (AALA202601302286), 5 (AALA202601303571), AND 6 (AALA202601302510) PER AMM 5516-42-400-001-A.