2021 Thor Motor Coach Redundant Chateau problems, complaints & recalls
Safety recalls (3)
Electrical System 2020-11-17 · campaign 20V711000 · 1,074 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak, Four Winds, Chateau, Freedom Elite, Quantum motorhomes built on a Chevrolet chassis. The BIM (Battery Isolation Manager)/BIR (Battery Isolation Relay) is not watertight when exposed to engine compartment heat.
Risk: Water may get into the BIM/BIR and create electrical arcing, increasing the risk of a fire.
Fix: TMC will notify owners, and dealers will replace the BIM/BIR with a Trombetta solenoid, free of charge. The recall began January 13, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000206.
Seats 2020-08-05 · campaign 20V458000 · 248 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak 23DB, 2018-2021 Four Winds 23U, and 2018-2021 Chateau 23U motorhomes. Bolts of the wrong size were used to secure the barrel chair pedestals, allowing the pedestal to separate from the floor in the event of a crash. As such, these motorhomes fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 207, "Seating Systems" and number 210, "Seat Belt Assembly Anchorages."
Risk: If the pedestal were to separate from the floor during a crash, the seat belt anchorages may fail, increasing the risk of injury.
Fix: TMC will notify owners, and dealers will inspect the pedestal bolt size, correcting the hardware as necessary, free of charge. This recall began September 14, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000202.
Seats 2020-07-29 · campaign 20V444000 · 463 vehicles
Defect: Thor Motor Coach (Thor) is recalling certain 2020-2021 Daybreak, Four Winds, Quantum, Delano, Tiburon, Chateau and Freedom Elite motorhomes and 2020 Gemini, Chateau Citation, Compass, Siesta, and Synergy motorhomes built on Sprinter Van chassis (platform 970 (VS30), equipped with swivel seats. The wiring harnesses for the front seats may have been routed incorrectly and could become jammed and damaged in the swivel seat frames.
Risk: If the wiring harness is damaged, the side air bag within the seat may deploy inadvertently or not deploy as designed in the event of a crash, increasing the risk of injury to vehicle occupants.
Fix: Thor will notify owners, and Mercedes-Benz dealers will inspect the wire harness routing for both front seats and will repair the wiring and add clips or cable ties as needed, free of charge. This recall began August 13, 2020. Owners may contact Thor customer service at 1-877-855-2867 Mercedes-Benz customer service at 1-877-762-8267. Thor's number for this recall is RC000200.
Service bulletins (2)
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.
Electrical System 2021-03-24 · TSB 21-01 · Service Bulletin/Repair Instructions
from november 2020 to february 2021, units produced at plant 250 have a wire missing that would cause the 120vac load shedding to not work properly. this affects model year 2021 31e, 31ev, 31w, 31wv, sl31, se31, lf31, and ws31 floor plans with the 2 a/c option
Electrical System 2021-03-24 · TSB 20-01 · Service Bulletin/Repair Instructions
from november 2020 to february 2021, units produced at plant 250 have a wire missing that would cause the 120vac load shedding to not work properly. this affects model year 2021 31e, 31ev, 31w, 31wv, sl31, se31, lf31, and ws31 floor plans with the 2 a/c option
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.