What was found
FLT#835, BOS-MSP. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) ' PASSING 20,000 FT RECEIVED MULTIPLE FAULT MESSAGES, GEAR FAULT, FLT CTRL FAULT, SLAT FAULT, FLAP FAULT, WOW FAULT, NOSE STEER FAULT; FAULT CODE 3261F0066, REMOVED AND REPLACED LGSCU #2 IAW AMP 32-61-01. NO FAULTS NOTED. A/C OKAY FOR SVC.'