Thor Motor Coach Redundant Four Winds problems & recalls

Problem: 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.

Problem: 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.

Problem: 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.