As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON TAKE OFF OUT OF WHITEHORSE, FLIGHT CREW EXPERIENCED COMPRESSOR STALL. ENGINE THROTTLE BACK TO IDLE, ENGINE NORMAL, ADVANCED THROTTLE AND STALLED AGAIN. FLIGHT CREW ELECTED TO RETURNED TO WHITEHORSE. ENGINE TRIM RUN CARRIED OUT. IDLE AND EPR ADJUSTED AS PER AMM.