Vehicle report

2025 THOR MOTOR COACH RIVIERA

Service bulletins

1 bulletin

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.

TSB 25-04

Service Bulletin/Repair Instructions

TriMark manufactured and sold to PTL, a complete RV door hardware system. PTL Engineering has reported that several Motor Coach Manufacturers have encountered issues with motorhome lockouts affecting coach owners on sold units. It was found that the pivot arm on the outside handle may pass underneath the release arm of the inside handle, due to multiple potential root causes preventing the door from opening from the outside handle. However, the interior handle is still operational from inside of the motor home.

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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.