As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE ON DEPARTURE. NOSE WHEEL WAS INDICATING IN TRANSIT. GEAR EXTENDED NORMALLY FOR LANDING. RETURNED TO FIELD. (FLT 3860). REMOVED AND REPLACED AFT NLG DOOR AND NLG AFT DOOR DRIVE BRACKET IAW AMM. FIT AND CLEARANCE CHECKS GOOD.