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.
TS-91-JAG
Service Bulletin/Repair Instructions
FLEETWOOD: THIS DOCUMENT PERTAIN TO PARTS, TOOLS, AND PROCESSES REQUIRED TO INSTALL ENGINE COMPARTMENT INSULATION AND EXHAUST MANIFOLD HEAT SHIELDS IN ORDER TO ALLEVIATE EXCESSIVE FLOOR HEAT RADIATING FROM THE ENGINE IN CLASS C FORD CHASSIS CAB. *PE
TSI-91-JAG
Service Bulletin/Repair Instructions
FLEETWOOD MOTORHOME: INSTRUCTIONS FOR INSTALLING FORD CLASS C ENGINE COMPARTMENT INSULATION. AFFECTED MODELS: ALL WITH FORD CHASSIS. *PE
08-252
Service Bulletin/Repair Instructions
FLEETWOOD RV: TO ADD ROOF REINFORCEMENT FOR THE GALLEY RADIO ANTENNA MOUNTING LOCATION ON CERTAIN 2009 PULSE AND ICON PRODUCTS. *PE