What was found
AFTER TAKEOFF AND GEAR RETRACTION, LEFT GEAR UNSAFE LIGHT ILLUMINATED. PERFORMED COM PROCEDURE AND GEAR UPLATCH CHECK, GEAR DOOR LIGHT MOMENTARILY ILLUMINATED THEN EXTINGUISHED ALONG WITH GEAR UNSAFE LIGHT. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE ADJUSTED BRACKET AND ROLLER AND LINK ASSEMBLY, OPERATIONAL CHECK OK.