As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATB - AP1 DISCONNECTED DURING CLIMB WHEN RE-ENGAGED IN AP2. PLANE TURNED SEVERAL DEGREES OFF COURSE BEFORE FINDING COURSE AGAIN. PERFORMED FCC 1 & 2 BITE TEST, PER AMM 22-00-00 AND FOUND "A/P STICK PUSHER" SYS FAIL. REMOVED AND INSTALLED STICK PUSHER SERVO ACTUATOR, PER AMM 27-38-06. STALL WARNING RTS PASSED, PER AMM 22-00-00. OK FOR SERVICE.