What was found
AIRCRAFT WAS GROUNDED: SPEED BRAKE DID NOT DEPLOY ON LANDING GEAR OR AT THRUST REVERSER ACTIVATION. REMOVED AND REPLACED SPEED BRAKE/STABILIZER CUTOUT CONTROL MODULE PER 27-61-03 AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: SPEED BRAKE DID NOT DEPLOY ON LANDING GEAR OR AT THRUST REVERSER ACTIVATION. REMOVED AND REPLACED SPEED BRAKE/STABILIZER CUTOUT CONTROL MODULE PER 27-61-03 AMM.