Does the 2020 Thor Motor Coach Aria have any recalls?

4 recalls found in NHTSA data as of September 22, 2026, covering: equipment, structure, tires, exterior lighting, electrical system, service brakes, air. 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 2020 Thor Motor Coach Aria recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thor Motor Coach 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 2020 Thor Motor Coach Aria?

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

2020 Thor Motor Coach Aria recalls

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

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

For the 2020 Thor Motor Coach 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 Motor Coach 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 Motor Coach dealer can also check your VIN. Recall repairs are free.

2020 Thor Motor Coach Aria recalls, newest first

July 8, 2021NHTSA 21V522000521 vehicles potentially affected

Equipment › Recreational vehicle/trailer

Summary: Thor Motor Coach (TMC) is recalling certain 2019 Challenger, Palazzo, Tuscany, 2019-2020 Miramar, 2019-2021 Aria, Outlaw, and Venetian recreational vehicles equipped with Hehr 6400 series windows. The adhesive that bonds the vented portion of the window may fail.
Consequence: Adhesive failure may cause the vent portion of the window to detach, increasing the risk of a crash or injury.
Remedy: Dealers will inspect the windows, and replace the vent if necessary, free of charge. Owner notification letters were mailed September 8, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000232.
Components: Equipment › Recreational vehicle/trailer; Structure

This recall on nhtsa.gov

September 15, 2020NHTSA 20V5590001,631 vehicles potentially affected

Tires › Valve

Summary: Thor Motor Coach (TMC) is recalling certain 2018-2021 Aria, Palazzo, Tuscany, and Venetian motorhomes built on a Daimler Trucks (DTNA) chassis. The tire valve stem extension for the inner wheel may contact the outer wheel rim opening and become damaged.
Consequence: Extensive damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.
Remedy: TMC will notify owners, and DTNA dealers will inspect the inner wheel valve stem stabilizers, and adjust as needed and/or replace the inner valve stem, free of charge. The recall began November 2, 2020. Owners may contact TMC customer service at 1-800-524-5210 extension 104 or DTNA customer service at 1-800-547-0712. TMC's number for this recall is RC000204. DTNA's number for this recall is FL-861.

This recall on nhtsa.gov

July 20, 2020NHTSA 20V4180002,417 vehicles potentially affected

Exterior lighting › Turn signal

Summary: Thor Motor Coach (TMC) is recalling certain 2017-2020 Aria, Venetian and Tuscany, 2017 Tuscany XTE and 2017-2019 Palazzo motorhomes vehicles that received an inspection-only remedy for recall 18V-763. The rear mounted 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: Non-functioning exterior marker lights can increase the risk of a crash.
Remedy: TMC will notify owners, and Daimler Trucks dealers will replace the PDM, free of charge. Owner letters were mailed October 6, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000196.
Components: Exterior lighting › Turn signal; Exterior lighting › Brake lights; Electrical system

This recall on nhtsa.gov

March 20, 2020NHTSA 20V16700085 vehicles potentially affected

Service brakes, air › Disc › Caliper

Summary: Thor Motor Coach (TMC) is recalling certain 2019-2020 Aria 3401, 3601, 3901, 3902, and Venetian G36, J40, L40, M37, R40, and S40 motorhomes built on DTNA chassis. 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: DTNA will notify owners, and DTNA dealers will inspect and repair the vehicles, free of charge. The recall began on May 20, 2020. Owners may contact DTNA customer service at 1-800-547-0712 or TMC customer service at 1-877-855-2867.

This recall on nhtsa.gov

Owner complaints

Owners have filed 2 complaints about the 2020 Thor Motor Coach Aria with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported: 0
Fires reported: 0
Injuries reported: 0
Deaths reported: 0

Most complained-about components

Electrical system1
Structure › Body1

Other Thor Motor Coach Aria years

Other 2020 Thor Motor Coach models

Most recalled 2020 vehicles

2020 Ford Explorer (33 recalls)
2020 Mercedes-Benz GLE 450 (32 recalls)
2020 Lincoln Aviator (30 recalls)
2020 Blue Bird Vision School Bus (29 recalls)
2020 Mercedes-Benz GLE 350 (27 recalls)

All of 2020’s most recalled vehicles

Questions

Does the 2020 Thor Motor Coach Aria have any recalls?: 4 recalls found in NHTSA data as of September 22, 2026, covering: equipment, structure, tires, exterior lighting, electrical system, service brakes, air. 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 2020 Thor Motor Coach Aria recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thor Motor Coach 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 2020 Thor Motor Coach Aria?: 2 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.