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.
SF170A
ON SOME FREIGHTLINER SPECIFIC FLD120 VEHICLES, MANUFACTURED BETWEEN SEPTEMBER 18, 1998 AND OCTOBER 5, 1998, THE FUEL TANK BANDS MAY HAVE INADEQUATE SPOT WELDS BETWEEN THE STEP BRACKET AND THE WRAPPED PORTION AROUND THE T-BOLT AND MAY COME LOOSE. *TT
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.