As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT'S SIDE RUDDER PEDAL LATCH FRAME ASSEMBLY LEFT HAND "U" SHAPED PIN WHICH HOLDS LOWER END OF RUDDER PEDAL RETURN SPRING PULLED OUT OF LATCH FRAME. RUDDER PEDAL REMAINED EFFECTIVE BUT WOULD NOT SPRING BACK INTO NEUTRAL POSITION. FOUND DURING PREFLIGHT, FLIGHT CANCELLED DUE TO ISSUE. PILOT REPORTED SPRING DETACHED AND PEDALS HELD IN A RIGHT RUDDER INSTANCE.