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Thor Motor Coach Aria Recalls & Complaints by Model Year

NHTSA lists 4 safety recalls and 12 owner complaints across 7 model years of the Thor Motor Coach Aria (2017–2024). The most-complained-about year is 2022.

4
safety recalls, all years
12
owner complaints, all years
2019
year with most recalls
2022
year with most complaints

Pick your Thor Motor Coach Aria model year

Model yearRecallsComplaints
2024 Thor Motor Coach Aria01
2022 Thor Motor Coach Aria03
2021 Thor Motor Coach Aria21
2020 Thor Motor Coach Aria42
2019 Thor Motor Coach Aria42
2018 Thor Motor Coach Aria21
2017 Thor Motor Coach Aria12

What Thor Motor Coach Aria owners complain about

Across all model years, owners have filed 12 complaints with NHTSA. The 2022 model year has the most, with 3.

All Thor Motor Coach Aria recalls (4)

Every NHTSA safety campaign that lists a Thor Motor Coach Aria, most recent first, with the model years each one covers.

  1. Recreational vehicle/trailer (equipment) and structure

    NHTSA 21V522000 Reported 521 vehicles potentially affected Thor Motor Coach

    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.

    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…

    Model years: 2019, 2020, 2021

  2. Valve (tires)

    NHTSA 20V559000 Reported 1,631 vehicles potentially affected Thor Motor Coach

    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.

    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…

    Model years: 2018, 2019, 2020, 2021

  3. Brake lights (exterior lighting) and 2 other components

    NHTSA 20V418000 Reported 2,417 vehicles potentially affected Thor Motor Coach

    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…

    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…

    Model years: 2017, 2018, 2019, 2020

  4. Caliper (service brakes)

    NHTSA 20V167000 Reported 85 vehicles potentially affected Thor Motor Coach

    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.

    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…

    Model years: 2019, 2020

Other Thor Motor Coach models

Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.