What was found
D:GEAR DISAGREE WARNING MESSAGE CLIMBING THROUGH FL200. NOSE GEAR INDICATION AMBER THEN TURNED RED. COMPLETED QRH WHICH SUCCESSFULLY LOWERED THE GEAR WITH 3 GREEN INDICATIONS. DIVERTED TO KOMA WITH NIL INCIDENT. / C:MEL 32-30-1 / CAT A DUE 28/JUN/22 / ****ODI REQUIRES MANAGEMENT APPPOVAL FOR RTS****** / GEAR DISAGREE WARNING MESSAGE CLIMBING THROUGH FL200. NOSE GEAR INDICATION AMBER THEN TURNED RED. COMPLETED QRH WHICH SUCCESSFULLY LOWERED THE GEAR WITH 3 GREEN INDICATIONS. DIVERTED TO KOMA WITH NIL INCIDENT. (FLIGHT 5054 - FILED CLOSED) JUN 17, 2022 STATION: OMA--DEFERRED LANDING GEAR RETRACTION SYS IAW CRJ200 MEL 32-30-1 MX ACTION C/W PLACARD INSTALLED CAT II DOWNGRADED / JUN 20, 2022 STATION: ORD -- TROUBLESHOT GEAR DISAGREE PER CRJ 200 FIM 32-60-09. REMOVED AND REPLACED NLG UPLOCK ASSEMBLY IAW CRJ200 AMM 32-33-05. OPS CHECK GOOD. NO GEAR DISAGREE MESSAGE NOTED. DMI CLEARED. UNCOMPLIED WITH MAINTENANCE ACTION. PLACARD REMOVED.