What was found
UPON LANDING WHEN OPENING MAIN CABIN DOOR DOOR DID NOT FULLY GRAVITY FALL TO THE OPEN POSITION STAYED RAISED 3 TO 5 INCHES FROM FULLY OPEN. GAINED ACCESS TO MCD FRAME. FOUND SNUBBER SUPPORT BRACKET EAR BROKEN OFF AND AFT SUPPORT / BRACKET CRACKED. REMOVED DOOR HANDRAIL, DOOR TELESCOPE TUBE STRUT, WATER BARRIER, AND STARTED REMOVING THEDAMAGED AFT BRACKET IAW SRM 51-40-05 AND MM 52-10-40. REMOVED DAMAGED AFT BRACKET, LOCATED AND DRILLED NEW BRACKET IAW SPM 51-40-05 AND 51-40-11. INSTALLED AFT SUPPORT BRACKET IAW SPM 51-40-05 AND 51-40-11.