As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE UNABLE TO ACHIEVE TAKEOFF POWER, MAX OF 76.9 PERCENT N1 WITH THRUST LEVER AT STOP. ALL OTHER ENGINE PARAMETERS WERE NORMAL. TAKEOFF ABORTED AT +- 60 KNOTS WITH MIN BRAKING.POWERED DOWN NR 1 ECU. INSPECTED CANNON PLUGS AND RESEATED. PERFORMED ENGINERUN PER GE SEI-756 MANUAL TESTING O1 ATA 72-00-00, OPERATION CHECK GOOD.