As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MSP - FLT 3027 - ON APPROACH, LT GEAR INTRANSIT LIGHT WAS VERY DIM WHEN ILLUMINATED DURING GEAR EXTENSION. THE INDICATION LIGHT ILLUMINATED NORMALLY WHEN TESTED. MAINTENANCE REPLACED THE LEFT INBOARD UPPER GEAR POSITION SWITCH. SYSTEM OPERATED SATISFACTORILY. (X)