2017 Thor Aria problems, complaints & recalls

2017 Thor Aria recalls (5)

• Recall 18V763000Oct 30, 20181,769 vehicles
  ELECTRICAL SYSTEM · EXTERIOR LIGHTING:BRAKE LIGHTS · EXTERIOR LIGHTING:TURN SIGNAL

  Thor Motor Coach (TMC) is recalling certain 2017 Tuscany XTE and 2017-2019 Venetian, Aria, Tuscany, and Palazzo motorhomes built on Freightliner Custom Chassis Corporation chassis. The Power Distribution Module (PDM) may have been damaged during manufacturing, possibly resulting in the rear marker lights, brake lights, or turn signals not functioning.

  Risk: Nonfunctioning lights can increase the risk of a crash.

  Remedy: The remedy for this recall is still under development. Daimler Trucks North America, the manufacturer of the chassis began issuing owners an interim notification on October 24, 2018, and will send a second notification when parts become available. The recall began October 30, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000163.

• Recall 18V507000Aug 2, 2018175 vehicles
  SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

  Thor Motor Coach (TMC) is recalling certain 2017-2018 Thor Aria motorhomes and 2017-2019 Thor Venetian motorhomes. The brake caliper mounting bolts on these vehicles may be insufficiently tightened, allowing the bolts to loosen.

  Risk: If the brake caliper mounting bolts loosen, braking performance may be reduced, increasing the risk of a crash.

  Remedy: TMC will notify owners, and authorized Daimler Trucks service centers will inspect the caliper mounting bolts and tighten them to the proper specification, free of charge. The recall began September 4, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000159.

• 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 17V163000Mar 13, 201758 vehicles
  SEAT BELTS

  Thor Motor Coach (TMC) is recalling certain 2017 Aria 3601 motorhomes. The seat belts on the passenger side sofa may be too short to fasten around passengers seated there.

  Risk: If the seat belt cannot adequately restrain passengers, it can increase the risk of injury in the event of a crash.

  Remedy: TMC will notify owners, and dealers will replace the incorrect seat belt with a longer one, free of charge. The recall on April 19, 2017. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000129.

• Recall 17V038000Jan 18, 201794 vehicles
  SEAT BELTS

  Thor Motor Coach (TMC) is recalling certain 2017 Aria motorhomes. The driver's side sofa seatbelts may be too short for passengers to use.

  Risk: In the event of a crash, an occupant not restrained by a seatbelt has an increased risk of injury.

  Remedy: TMC will notify owners, and dealers will install longer seatbelts, free of charge. The recall began on March 20, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000127.

Recent 2017 Thor Aria complaints

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

No narrative complaints on file.

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 10, 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