As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DTW - FLT 595 - DURING SLAT EXTENSION, THE AUTO SLAT FAIL LIGHT ILLUMINATED AND THE SLAT DISAGREE LIGHT REMAINED ON. BOTH STALL WARNING SYSTEM PROPERLY. AUTO SLAT FAIL LIGHT REMAINED ILLUMINATED WITH SLATS RETRACTED. REMOVED AND REPLACED FLAP HANDLE SWITCH AND OPS CHECK GOOD IAW MM 27-80-07. (M)