2018 Thor Motor Coach Four Winds problems, complaints & recalls

2018 Thor Motor Coach Four Winds recalls (5)

• Recall 19V240000Mar 27, 2019110 vehicles
  VISIBILITY:REARVIEW MIRRORS/DEVICES · VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR

  Thor Motor Coach (TMC) is recalling certain 2018 Thor Chateau and Four Winds motorhomes and 2019-2020 Magnitude and Omni motorhomes. The backup camera displays may revert back to the factory default settings which may cause the camera image to be reversed.

  Risk: If the monitor displays the image in reverse, the driver may unintentionally turn in the wrong direction, increasing the risk of crash.

  Remedy: TMC will notify owners, and dealers will install a harness to install that will prevent the image from inverting, free of charge. The recall began April 30, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000168.

• Recall 18V741000Oct 19, 20181,384 vehicles
  EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS:LINES AND FITTINGS

  Thor Motor Coach (TMC) is recalling certain 2018-2019 Thor Four Winds, Chateau, and Freedom Elite vehicles. The liquid propane (LP) hose may not have adequate space between the floor and the metal plate on the refrigerator, causing damage to the hose and possibly creating a propane leak.

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

  Remedy: TMC will notify owners, and dealers will remove a portion of the refrigerator base plate to provide additional clearance for the LP hose, free of charge. The recall began December 11, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000162.

• Recall 17V758000Nov 22, 2017110,400 vehicles
  EQUIPMENT

  Thor Motor Coach (Thor) is recalling various 2003-2018 recreational vehicles, equipped with Kidde Plastic-Handle or Push Button 'Pindicator' Fire Extinguishers. See a list of the affected trailer models at: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17V758-5764.pdf. These extinguishers may become clogged, preventing the extinguisher from discharging as expected or excessive force may be needed to activate the extinguisher. Additionally, in certain models, the nozzle may detach from the valve assembly with enough force that it could cause injury and also render the product inoperable. For a full list of the affected fire extinguisher models visit: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17E062-5427.pdf

  Risk: In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.

  Remedy: Thor will notify owners, instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall began on January 15, 2018. Owners may contact Thor customer service at 1-877-500-1020, or Kidde customer service toll-free at 1-855-262-3540, or online at www.kidde.com and click on "Product Safety Recall" for more information.

• Recall 17V634000Oct 9, 2017507 vehicles
  EQUIPMENT:OTHER:LABELS

  Thor Motor Coach (TMC) is recalling certain 2017-2018 Challenger, Axis, Chateau, Four Winds, Hurricane, Miramar, Palazzo, Tuscany, Vegas, Venetian, and Windsport motorhomes. The cargo carrying capacity (CCC) label on these vehicles may indicate an incorrect water capacity for the water heater/fresh water tank. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 120, "Tires and Rims for Motor vehicles over 10,000lbs."

  Risk: If the water capacity information is incorrect and it causes the vehicle to be over loaded, there would be an increased risk of a crash.

  Remedy: TMC will notify owners and send them corrected labels, free of charge. The recall began on November 15, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000147.

• Recall 17V522000Aug 24, 2017860 vehicles
  EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS:LINES AND FITTINGS

  Thor Motor Coach (TMC) is recalling certain 2018 Four Winds, Chateau and Freedom Elite recreational vehicles. The liquid propane (LP) hose may sag and become pinched between the frame and the leaf spring u-bolts, potentially damaging the hose and causing a propane leak.

  Risk: A propane fuel leak may increase the risk of a fire.

  Remedy: TMC will notify owners, and dealers will inspect the LP hose routing and install additional P-clamps or relocate the P-clamps to properly secure the hose, free of charge. The recall began on October 13, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000144.

Recent 2018 Thor Motor Coach Four Winds complaints

Excerpts of the newest owner complaints, lightly cleaned of personal details. Complaints are unverified owner reports.

1. Filed Sep 12, 202570,000 miFLTowedFuel, Hybrid & EV Propulsion

   The contact owns a 2018 Thor Motor Coach Four Winds Motorhome constructed on a 2017 Ford E-350 Chassis and hauling a 17-foot cargo trailer. The contact stated that while traveling to another state in the mountains, the RV suddenly began to buck and lost motive power and stalled on several occasions. The contact was able to pull over safely. There were no warning lights illuminated. The RV was taken to an independent mechanic who determined that the fuel module needed to be…

   NHTSA complaint #11686957 · source
2. Filed Oct 11, 2021WAWheels & Tires

   Twice! Wheel rim developed a hairline crack in the weld adjacent to the valve stem. 2-times, different rims - both on inside dually rear - one left and one right side. The first happened on our first long trip in 2019. The second time was on the next long trip of 2021. Internet forums are showing that this is a rather "COMMON" issue! Plus, Mercedes has recorded lawsuits with similar rim weld failures on other Mercedes vehicles. I get NO sympathy or compensation through…

   NHTSA complaint #11436297 · source

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 11, 2026. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology