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.
SB 3113B
This Service Bulletin informs owners of D series coaches equipped with a Delco 55 SI alternator MCI P/N (07-03-1310) to clean the alternators every 6,000 miles using the procedure as recommended by Delco.
SB 3097B
THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT MCI HAS MADE AN IMPROVEMENT TO THE PARCEL RACK COMPARTMENT DOOR INSTALLATION WHICH WILL MINIMIZE THE PARCEL RACK COMPARTMENT DOOR RATTLING ON MODEL YEAR 2014-2017 MCI D MODEL COACHES AND 2014-2017 MCI J4500 MODEL COACHES. MCI WILL PROVIDE A PARTS KIT TO REMEDY THE AFFECTED COACHES AT NO COST TO THE CUSTOMERS.
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.