What was found
UPLOCK HOOK FAILED. UNABLE TO DETERMINE THE OLD PART NUMBER IN CESSNA PARTS BOOK. INSTALLED NEW STEEL HOOK, P/N 5141312-2. SUBMITTER STATED THIS HOOK (STEEL) IS THE WAY TO GO. THE STOCK PART DELIVERED (THIN ALUMINUM) AND THE ONE SUPPLIED BY SERVICE KITS (THICK ALUMINUM), FAIL ALOT.