What was found
ON CLIMB OUT LT AC GEN LIGHT ILLUMINATED, PERFORMED QRH, SAME RESULTS. UPON RETURN TO MSP NOTICED ENGINE SURGES UNABLE TO GIVE PARAMETERS. F/A NOTICED SMOKE FROM THE EXHAUST, NOTIFIED CREW AND THE ENGINE WAS SHUT DOWN. MAINTENANCE REPLACED AC GEN AND V-BAND CLAMP IAW SAAB TASK CARD 24212. OPS CHECK GOOD.