As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AND GEAR RETRACTION LEFT MAIN LANDING GEAR UPLOCK CYCLED BETWEEN GREEN AND DASHES. R&R LT MLG UPLOCK BOX IAW AMM 32-33-10. ADJUSTED INSTALLATION OF UPLOCK PROX SWITCHES. LEAK CHECK AND LANDING GEAR RETRACTION CHECK GOOD. NO EICAS MESSAGES OR OTHER DEFECTS NOTED. OPERATIONAL CHECK GOOD. OK FOR SERVICE.