2019 Thor Motor Coach Miramar problems: recalls, complaints and what to check
NHTSA has 3 recalls and 2 owner complaints on file for the 2019 Thor Motor Coach Miramar. Here is what they are, what a technician checks for each kind of fault, and how to look one over before you buy it.
Structure, roof and leaks: 1 recall, 2 complaints
Recall 21V522000 (08/07/2021): STRUCTURE
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.
Fix: 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.
What a tech checks: Roof sealant, seams, window and slide seals, and the frame. Water intrusion shows up as delamination, soft floors and stained ceilings months after the leak started. Before you buy: Press the sidewalls and walk the floor; look at every seam and seal.
Roof, leaks and body lessons · Seals and leaks guide
Other: 1 recall, 2 complaints
Recall 19V504000 (30/06/2019): EQUIPMENT:RECREATIONAL VEHICLE/TRAILER
Thor Motor Coach (TMC) is recalling certain 2019-2020 Challenger, Miramar, Magnitude, Outlaw, Omni, and Palazzo motorhomes. The vehicle control system software may cause the slide-out room to move unexpectedly.
Fix: TMC will notify owners, and dealers will update the affected software, free of charge. The recall is expected to begin August 28, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000170.
Doors, windows, steps and lights: 1 recall, 1 complaint
Recall 18V812000 (16/11/2018): VISIBILITY
Thor Motor Coach (TMC) is recalling certain 2017-2019 Thor Challenger, Miramar, and Outlaw motorhomes. The motorized windshield roller shade at the driver's seating position may unroll without warning while driving.
Fix: TMC will notify owners, and dealers will install a fastener to ensure the motor will not allow the shade to roll down during while driving. The recall began January 10, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000165.
What a tech checks: Mostly adjustments and wear: steps that stop halfway on a bad switch, doors out of alignment after a slide shifted, exterior lights with a corroded ground. Before you buy: Every door, lock, window and light.
What owners reported to NHTSA
05/12/2026, VISIBILITY,STRUCTURE,UNKNOWN OR OTHER: WE PURCHASED THE MOTOR HOME FROM CAMPING WORLD IN JUNE OF 2025. IT WAS TRANSPORTED TO TEXAS AND WE FLEW TO PICK IT UP. WHEN WE WENT TO VIEW THE MOTOR HOME THERE WAS TAPE ON TWO OF THE WINDOWS, AND WHEN I QUESTIONED WHY, THEY STATED THAT THE BRACKET BROKE AND THEY WOULD FIX IT. WHEN WE PICKED IT UP TO DRIVE HOME THE WINDOWS NO LONGER HAD TAPE ON IT AND WE ASSUMED THAT THEY HAD REPLACED THE BRACKETS. WE WERE HALF
03/20/2026, STRUCTURE,EQUIPMENT: The contact owns a 2019 Ford F53. The contact stated that the lower bottom of the window was flapping. The contact used liquid adhesive to secure the windows. The windows were taped shut by the owner. The dealer was contacted and declined the repair. The dealer stated the failure was not associated with NHTSA Campaign Number: 21V522000 (Structure, Equipment). The manufacturer was contacted and referred the contact to
Looking at a 2019 Thor Motor Coach Miramar?
The Buyer's Check walks you through it on your phone: what to ask, the outside walk-around, water damage, every system on every power source, with the recalls above built in. You get a report that says what's a walk-away and what to negotiate on.
Checked against NHTSA 2026-10-23. Recall repairs are free at an authorized dealer. Complaints are owner reports to NHTSA and are not verified.