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NHTSA vehicle safety data

2017 Thor Palazzo Recalls & Complaints

The 2017 Thor Palazzo has 4 NHTSA recall campaigns and 2 owner complaints on file as of November 3, 2026. Recall repairs are usually free at an authorized Thor dealer.

NHTSA recall and complaint data for the 2017 Thor Palazzo. Recall data is refreshed daily from NHTSA.

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2017 Thor Palazzo owner complaints

Owners have filed 2 complaints with NHTSA about the 2017 Thor Palazzo, describing incidents dated February 3, 2018 to November 1, 2018.

Most-cited components

  • Engine 1 complaint
  • Structure 1 complaint
  • Unknown or Other 1 complaint

Newest complaints

  • ODI #11185668 · Filed

    WE PURCHASED A 2017 THOR PALAZZO 36.1 MOTOR HOME IN JAN 2017. SAW THAT A TRIM RING WAS PUT ON THE FLOOR OF THE REAR BATH. WE ASSUMED THIS WAS FOR ACCESS TO THE REAR DIESEL ENGINE. WE DISCOVERED THAT ALTHOUGH THE TRIM RING WAS SCREWED DOWN NO ACCESS TO THE DIESEL ENGINE WAS CUT OUT. WHEN WE CALLED…

  • ODI #11110475 · Filed

    LOCKING MECHANISM ON ENTRY DOOR STUCK IN LOCKED POSITION. I HAD TO GO TO DEALER AND HAVE SERVICE DEPARTMENT OPEN THE DOOR. PASSENGERS MAY NOT BE ABLE TO EXIT IN AN EMERGENCY. VEHICLE WAS STATIONARY.

Read all 2 complaints

NHTSA defect investigations

NHTSA's investigations file lists the 2017 Thor Palazzo in 1 investigation. A listed model year means only that an investigation names it; it says nothing about any particular vehicle. An open investigation is not a finding that a safety defect exists, and NHTSA can close one without a recall.

Open and recently closed NHTSA defect investigations

Circuit Board Damage Affecting Lighting Functions

NHTSA #18V763000 · Exterior Lighting — Turn Signal · NHTSA notice

Reported October 30, 2018 · Thor Motor Coach

Potentially affected: 1,769 vehicles

Thor campaign RC000163 · Owners notified October 30, 2018 · Vehicles built June 3, 2016 – October 30, 2018 (per NHTSA)

Defect description

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.

Safety consequence

Nonfunctioning lights can increase the risk of a crash.

Manufacturer 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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Fire Extinguisher May Be Clogged or Inoperable

NHTSA #17V758000 · Equipment · NHTSA notice

Reported November 22, 2017 · Thor Motor Coach

Potentially affected: 110,400 vehicles

Repair completion: 11.81% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified January 15, 2018

Defect description

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

Safety consequence

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

Manufacturer 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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Incorrect Water Capacity on Label/FMVSS 120

NHTSA #17V634000 · Equipment — Other — Labels · NHTSA notice

Reported October 9, 2017 · Thor Motor Coach

Potentially affected: 507 vehicles

Repair completion: 44.58% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Thor campaign RC000147 · Owners notified November 15, 2017 · Vehicles built July 22, 2016 – August 16, 2017 (per NHTSA)

Defect description

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."

Safety consequence

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.

Manufacturer 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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Incorrect Rim Information on Placard/Part 567

NHTSA #17V238000 · Equipment — Other — Labels · NHTSA notice

Reported April 10, 2017 · Thor Motor Coach

Potentially affected: 90 vehicles

Repair completion: 52.22% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Thor campaign RC000133 · Owners notified June 2, 2017 · Vehicles built October 10, 2016 – March 9, 2017 (per NHTSA)

Defect description

Thor Motor Coach (TMC) is recalling certain 2017 Palazzo 36.1 and 36.3 motorhomes. The Federal certification label on these vehicles indicates an incorrect front tire rim size. As such, these vehicles fail to comply with the requirements of 49 CFR Part 567, "Certification."

Safety consequence

If the front rim is replaced based on the incorrect label information, it can cause an unsafe driving condition, increasing the risk of a crash.

Manufacturer remedy

TMC will notify owners and will provide corrected replacement labels, free of charge. The recall began on June 2, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000133.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Other Thor Palazzo model years

Check your 2017 Thor Palazzo VIN

Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Thor Palazzo at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.

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