2020 Thor Motor Coach Palazzo problems, complaints & recalls
Most-reported problem areas: Structure:body (1) · Service Brakes, Air:critical Fasteners (1) · Exterior Lighting (1)
Safety recalls (1)
Equipment:recreational Vehicle/Trailer 2019-06-30 · campaign 19V504000 · 1,554 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2019-2020 Challenger, Miramar, Magnitude, Outlaw, Omni, and Palazzo motorhomes. The vehicle control system software may cause the slide-out room to move unexpectedly.
Risk: Unexpected movement of the slide-out room can increase the risk of a injury.
Fix: TMC will notify owners, and dealers will update the affected software, free of charge. The recall is expected to begin August 28, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000170.
Service bulletins (1)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Equipment 2019-12-05 · LTR 120519 · Service Bulletin/Repair Instructions
this letter stated that there were no service bulletins or technical service bulletins issued for the month of november, 2019.
What owners report
2024-09-18 · Exterior Lighting“the eaton power distribution modual p\n a66-05172-00 (s\n 18108065) in my motorhome was in a recall associated with the failed rear tail lights, rear turn signals, brack lights, running lights and failure of towed vehicle lights plug. the modual was repaired as a result of the recall and was working properly. the repaired modual failed again in le…”
2023-02-21 · Service Brakes, Air:critical Fasteners · 15,000 mi“the contact owns a 2020 thor palazzo built on a 2020 freightliner x line chassis. the contact stated that while driving approximately 55 mph during a storm, the air brakes system alarm illuminated. the contact immediately pulled over to the side of the roadway and turned off the rv. the rv was towed to the dealer who informed the contact that the a…”
2021-09-28 · Structure:body“the lower passenger side bracket between the fiberglass front of the body and the freightliner frame has released from the frame and is in danger of falling off. if this thing did come off and go bouncing down the road it could do some real damage. noticed after other owners warned about the problem online.…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.