Thor Motor Coach Four Winds problems & recalls

Problem: Thor motor coach (tmc) is recalling certain 2026 geneva, 2025-2026 quantum, four winds, pasadena, eddie bauer, chateau, freedom elite, and coleman recreational vehicles. a p-clamp may not have been installed, allowing the liquid propane (lp) generator hose to contact the exhaust.

Risk: A lp hose that contacts the generator exhaust increases the risk of a fire.

Fix: Dealers will install a p-clamp to secure the lp hose, free of chare. owner notification letters were mailed december 15, 2025. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000335.

Problem: Thor motor company (tmc) is recalling certain 2023-2026 axis, chateau, four winds, 2023-2025 coleman, echelon, freedom elite, geneva, outlaw, quantum, vegas, 2025 eddie bauer, freedom traveler, pasadena, and 2024-2025 magnitude motorhomes. the slide-out room can be deployed without the parking brake engaged, allowing the room to extend while the vehicle is in motion.

Risk: A slide-out room that extends unexpectedly increases the risk of a crash.

Fix: Dealers will replace the park brake harness, free of charge. owner notification letters were mailed april 28, 2025. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000325.

Problem: Thor motor coach (tmc) is recalling certain 2022-2023 four winds, quantum, chateau, and 2022 geneva motorhomes. the electric retractable awning has a welded seam on the fabric that may separate, potentially allowing the awning to drop beyond normal operation.

Risk: An awning that drops or extends beyond normal operation can increase the risk of injury.

Fix: Dealer will repair or replace the awnings, free of charge. owner notification letters were mailed by september 16, 2022. owners may contact tmc customer service at 1-877-855-2867.

Problem: Thor motor coach (tmc) is recalling certain 2022 scope, tellaro, sanctuary, delano, sequence, tranquility, rize, synergy, quantum, magnitude, geneva, compass, chateau, four winds, and 2022-2023 tiburon, and gemini vehicles. the quick disconnect fittings in the lp gas system may be cracked, causing a gas leak.

Risk: A gas leak in the presence of an ignition source can increase the risk of a fire.

Fix: Dealers will replace the quick disconnect fittings, free of charge. owner notification letters were mailed june 27, 2022. owners may contact tmc customer service at 1-877-855-2867.

Problem: Thor motor coach (tmc) is recalling certain 2021 four winds motorhomes, equipped with dometic 3 burner cooking stoves. the saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak.

Risk: A gas leak can increase the risk of a fire.

Fix: Tmc will notify owners, and dealers will install a remedy kit of gaskets, washers, thread locker bolts, and two round orange labels, free of charge. the recall began january 14, 2021. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000207.

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.

Problem: Thor motor coach (tmc) is recalling certain 2019-2021 freedom elite, and 2021 four winds motorhomes. a 100amp converter breaker was incorrectly installed at the battery tray when a 70amp breaker is required, possibly resulting in the wiring connected to the breaker overheating.

Risk: Overheated wires can increase the risk of a fire.

Fix: Tmc will notify owners, and dealers will replace the converter breaker with one of the correct amperage if needed, free of charge. this recall began september 18, 2020. owners may contact tmc customer service at 1-855-2867. tmc's number for this recall is rc000199.

Problem: Thor motor coach (tmc) is recalling certain 2021 daybreak, four winds, quantum, chateau, and freedom elite motorhomes built on the 2020 ford e-series chassis. the battery cable may not have been properly secured within the chassis rail, which can cause it to contact the exhaust manifold and heat shield.

Risk: Battery cable contact with the exhaust manifold and heat shield can increase the risk of a fire.

Fix: Tmc will notify owners, and dealers will inspect the routing of the battery cable. if needed the cable will be re-routed and properly secured, free of charge. this recall began september 11, 2020. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000197.

Problem: Thor motor coach (tmc) is recalling certain 2020-2021 ace, 2021 four winds and 2020 gemini, axis, compass, delano, windsport, hurricane, outlaw, and vegas motorhomes. the adhesive bond between the glass and the metal hinge frame of the frameless windows may fail which would then allow the glass to detach and fall out.

Risk: If the window glass detaches while the vehicle is moving it could become a projectile, increasing the risk of a crash.

Fix: Tmc will notify owners, and dealers will inspect the frameless windows for proper adhesive bond strength, replacing the windows as necessary, free of charge. the recall began july 10, 2020. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000192.

Problem: Thor motor coach (tmc) is recalling certain 2020 daybreak, four winds, delano, gemini, quantum, tiburon, chateau citation, compass, chateau, siesta, freedom elite, and synergy motorhomes built on mercedes benz sprinter chassis [platform 907 (vs30)]. the rear part of the fender liner on the front axle may contact and chafe the brake hose, possibly resulting in a loss of brake fluid.

Risk: If the brake fluid leaks, this may extend the braking distance, increasing the risk of a crash.

Fix: Tmc will notify owners, and an authorized mercedes-benz dealer will inspect the brake hoses for chafing and replacement if necessary. the fender liner will also be altered to permit more clearance. all repairs will be performed free of charge. this recall began june 25, 2020. owners may contact tmc customer service at 1-877-855-2867. tmc's number for this recall is rc000191.