As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MKE/GRR - FLT 1140 - ON TAKEOFF ROLL, CREW NOTICED THE LT DC GENERATOR FELL OFF-LINE WITH THE LT DC GEN ANNUNCIATOR ILLUMINATING. THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. THE AIRCRAFT WAS INSPECTED BY MAINTENANCE. THEY FOUND THE LT GENERATOR CONTROL UNIT WET AND CORRODED. THE GCU WAS REPLACED, OPS CHECKED AND THEN AIRCRAFT WAS INSPECTED FOR LEAKS. WITH NO LEAKS FOUND, THE AIRCRAFT WAS RETURNED TO SERVICE. (X)