2018 Thor Motor Coach Siesta problems, complaints & recalls
Most-reported problem areas: Air Bags (1)
Safety recalls (1)
Equipment:other:labels 2019-10-08 · campaign 19V714000 · 101 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2014 Tuscany 36M, 40E, 2015 Citation 24SL, Siesta 24SL, Axis 25.1 and Vegas 25.1, 2016 Four Winds 31E, 31W, 35SF, Chateau 31E, 31W, Synergy SD24, Citation 24SL, 24SS and Siesta 24SL, 24SS, 2017 Four Winds 31E, 31W, Chateau 31E, 35SD, Citation 24SS and Siesta 24SS, 2018 Citation 24SS and Siesta 24SS, 2019 Quantum CR24, Four Winds 24BL, Citation 24MB and Siesta 24MB and 2020 Quantum CR24, Citation 24MB, Siesta 24MB, Chateau 24BL and Synergy 24MB vehicles
Risk: An inadvertently overloaded motorhome due to an incorrect carrying capacity can increase the risk of a crash.
Fix: TMC will notify owners, and dealers will issue new OCCC labels with correct seating positions and weight calculations, free of charge. The recall began November 21, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000176.
Service bulletins (4)
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.
Electrical System:software 2017-11-03 · Owner Letter 110 · Service Bulletin/Repair Instructions
this letter provides information regarding the sprinter tank programming update.
Fuel System, Gasoline:storage:tank Assembly 2017-11-03 · Dealer Letter 11 · Service Bulletin/Repair Instructions
this letter provides information regarding the sprinter tank programming update.
Equipment:other:owners/Service/Other Manual 2017-11-03 · LTR 110317 · Service Bulletin/Repair Instructions
this letter stated that there was one (1) service notification issued for the month of october, 2017.
What owners report
2022-05-10 · Air Bags“front passenger side airbag, chronic warning lights, multiple repair attempts by 1st and 2nd owner…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.