What was found
EWR---CO2409, CREW REPORTED, "NOSEWHEEL GEAR DOORS WILL NOT RETRACT, VIBRATE....MAINTENANCE FOUND PIN#31 AT CANNON PLUG P0778 TO BE BENT, REPAIRED PIN #31 IAW EMB145 AMM #20-00-00. PERFORMED GEAR SWING IAW EMB145 AMM #32-30-00, OPS.CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.