NHTSA campaign 21V522000 · Thor Motor Coach campaign RC000232
Thor Motor Coach Recall 21V-522: Window Adhesive Failure
NHTSA recall 21V522000 (Thor Motor Coach campaign RC000232) was reported by Thor Motor Coach on July 8, 2021, with 521 vehicles potentially affected (per NHTSA). NHTSA's record lists the Thor Motor Coach Aria, Thor Motor Coach Outlaw, Thor Motor Coach Venetian and more for model years 2019–2021. Owners were notified on September 8, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V522000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V522000 (also written 21V-522 or 21V522)
- Filed by
- Thor Motor Coach
- Thor Motor Coach campaign number
- RC000232
- Report received
- Potentially affected
- 521 vehicles (per NHTSA)
- Component
- Structure
- Owners notified
Repair completion: 55.85% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V522000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 21V522000.
Defect description
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.
Safety consequence
Adhesive failure may cause the vent portion of the window to detach, increasing the risk of a crash or injury.
Manufacturer 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.
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.nhtsa.gov.
Sources
Official NHTSA notice for recall 21V522000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.