As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GRR - FLT NR 3378 - AFTER TAKEOFF AND GEAR RETRACTION, THE LEFT MAIN LANDING GEAR DID NOT INDICATE AN UP AND LOCKED CONDITION. THE LANDING GEAR WAS RECYCLED WITH THE SAME RESULTS. THE AIRCRAFT AIR RETURNED TO GRR. MAINTENANCE INSPECTED THE AIRCRAFT AND ADJUSTED THE LEFT MAIN LANDING GEAR UPLOCK ACTUATOR LINKAGE, IAW EMB-120 MM 32-32-09. ALL OPERATIONAL CHECKS WERE GOOD IAW EMB120 MM 32-32-00. AIRCRAFT RETURNED TO SERVICE. (M)