As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT NOTICED ALTERNATOR INOPERATIVE LIGHTS ILLUMINATE A FEW TIMES THEN STAYED ON, SO HE ELECTED TO LAND AT NEAREST AIRPORT. MAINTENANCE FOUND BOTH ALTERNATOR BELTS LOOSE, CAUSE WAS DETERMINED TO BE BELT STRETCH AND WEAR-IN DUE TO BOTH BELTS BEING REPLACED 25 HOURS PREVIOUSLY. (TC NR 20070514033)