What was found
INSPECTION TYPE:N/A IN CLIMB OUT 33,000 FT WE HAD AN EXTREMELY LOUD SQUEAL COMING FROM MAIN CABIN DOOR AREA. CABIN ALT WAS 5,860 FT. WE DESCENDED TO FLT LEVEL 320 WITH CABIN ALT @5,340 FT AND SQUEAL WENT AWAY. FOUND 1 CHAFE ON ENTRY DOOR SEAL REPAIRED SEAL PER EO A300-5210-20334 CKS GOOD.