Does the 2018 Thor Aria have any recalls?

5 recalls found in NHTSA data as of September 22, 2026, covering: suspension, steering, service brakes, air, exterior lighting, electrical system, service brakes, hydraulic. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2018 Thor Aria recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thor dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2018 Thor Aria?

0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2018 Thor Aria recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

5 recalls found in NHTSA data as of September 22, 2026

For the 2018 Thor Aria. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Thor been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Thor dealer can also check your VIN. Recall repairs are free.

2018 Thor Aria recalls, newest first

March 14, 2019NHTSA 19V20000012 vehicles potentially affected

Suspension › Front › Control arm

Summary: Thor Motor Coach (TMC) is recalling certain 2018-2019 Aria, and 2019 Palazzo motorhomes built on a Daimler Trucks North America (DTNA) chassis equipped with Detroit Axle axles. The affected vehicles may have loose steering and tie rod arm bolts.
Consequence: Loose steering and tie rod arm bolts can cause separation of the tie rod arm from the front wheels, increasing the risk of a crash.
Remedy: TMC has notified owners, and DTNA dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began on March 15, 2019. Owners may contact Daimler Trucks North America at 1-800-547-0712 to locate a Qualified Service Center or may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000166.
Components: Suspension › Front › Control arm; Steering › Linkages › Tie rod assembly; Steering

This recall on nhtsa.gov

November 5, 2018NHTSA 18V780000134 vehicles potentially affected

Service brakes, air › Disc › Caliper

Summary: Thor Motor Coach (TMC) is recalling certain 2018-2019 Thor Aria and Venetian motorhomes. The brake caliper mounting bolts may have been insufficiently tightened.
Consequence: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.
Remedy: TMC will notify owners, and Daimler Trucks North America (DTNA) authorized service facilities will check and tighten the brake caliper mounting bolts, free of charge. The recall began December 5, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000164.

This recall on nhtsa.gov

October 30, 2018NHTSA 18V7630001,769 vehicles potentially affected

Exterior lighting › Turn signal

Summary: 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.
Consequence: 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.
Components: Exterior lighting › Turn signal; Exterior lighting › Brake lights; Electrical system

This recall on nhtsa.gov

August 2, 2018NHTSA 18V507000175 vehicles potentially affected

Service brakes, hydraulic › Foundation components › Disc › Caliper

Summary: 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.
Consequence: 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.

This recall on nhtsa.gov

November 22, 2017NHTSA 17V758000110,400 vehicles potentially affected

Equipment

Summary: 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
Consequence: 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.

This recall on nhtsa.gov

Owner complaints

No owner complaints about the 2018 Thor Aria were found in NHTSA’s complaint data.

Other Thor Aria years

Other 2018 Thor models

2018 Thor Palazzo3 recalls

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Questions

Does the 2018 Thor Aria have any recalls?: 5 recalls found in NHTSA data as of September 22, 2026, covering: suspension, steering, service brakes, air, exterior lighting, electrical system, service brakes, hydraulic. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2018 Thor Aria recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thor dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2018 Thor Aria?: 0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.