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.
RSB 460
Service Bulletin/Repair Instructions
SPARTAN MOTORS HAS DECIDED THAT A DEFECT WHICH RELATES TO MOTOR VEHICLE SAFETY EXISTS IN SPECIFIC MOTOR HOMES BUILT ON SPARTAN CHASSIS AND IN RESPONSE NEWMAR IS PUBLISHING RECALL NHTSA# 16V 501 TC# 2016-342. ON CERTAIN MOTORHOMES, THE EXHAUST FLEX TUBE MAY BE MISALIGNED CAUSING THE POTENTIAL FOR THE FLEX TUBE TO TEAR. IF THE EXHAUST TUBE TEARS, HOT EXHAUST GAS COULD BLOW AGAINST OTHER COMPONENTS OR MATERIALS. IF EXHAUST GAS TEMPERATURES EXCEED THE FLASH POINT OF OTHER MATERIAL OR COMPONENTS, IT COULD INCREASE THE RISK OF FIRE CAUSING INJURY AND/OR DAMAGE TO PROPERTY. THIS MAY OCCUR WITHOUT WARNING.
TSB 426
Service Bulletin/Repair Instructions
Newmar Corporation has determined a defect exist in certain toy hauler units with an exterior fuel compartment.Units affected: Canyon Stars (floorplan 3920 and 3921) and All Stars (floorplan 4153 and 4257) Flammable materials are exposed in the exterior fuel compartment. This proposes increased risk of fire. NHTSA #15V-477, T/CN # 2015-339
IK-0300039
Service Bulletin/Repair Instructions
INTERNATIONAL: ON SOME CHASSIS A REPAIR PROCEDURE WAS ISSUED FOR MISSING OR LOOSE TOP AIR SPRING MOUNTING BOLT ON REAR CROSSMEMBER. *PE UPDATED 1/27/15. *PE
TSB-375
Service Bulletin/Repair Instructions
NEWMAR: DUE TO POTENTIAL POOR COOLING PERFORMANCE ON SOME NORCOLD 2117 REFRIGERATORS WITH SERIAL #11323165 AND EARLIER, AN UPGRADE KIT IS AVAILABLE TO BE INSTALLED. *PE