As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR SYSTEM DISAGREE MSG, RTFL. LG SYS DISAGREE MESSAGE DISPLAYED AND UNABLE TO RAISE LANDING GEAR AFTER TAKEOFF. CREW CYCLED GEAR THRU SEVERAL CYCLES AND NO HELP. LOUD BANGING NOISE HEARD AFTER GEAR CYCLING ATTEMPT. ACFT ALSO SHOWS IN FLT PHASE 8 WHILE STILL AIRBORNE. SERVICED LT & RT MLG SHOCK ABSORBERS PER AMM AND PERFORMED FUNCTIONAL TEST PER AMM, OPS TEST NORMAL.PERFORMED FUNCTIONAL TEST OF THE NORMAL EXTENSION AND RETRACTION OF THE LANDING GEAR PER AMM, OPS CHK NORMAL.