HD-TT-436
Service Bulletin/Repair Instructions
HARLEY DAVIDSON: EVEN THOUGH VEHICLE SPEED SENSORS (VSS) ARE BEING REPLACED DUE TO CIRCUIT PROBLEMS AND ARE INOPERATIVE, ON SOME MOTORCYCLES, THEY ARE BEING TESTED AND COMING BACK WITH NO TROUBLE. *PE
Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
HD-TT-436
HARLEY DAVIDSON: EVEN THOUGH VEHICLE SPEED SENSORS (VSS) ARE BEING REPLACED DUE TO CIRCUIT PROBLEMS AND ARE INOPERATIVE, ON SOME MOTORCYCLES, THEY ARE BEING TESTED AND COMING BACK WITH NO TROUBLE. *PE
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.