Problems owners report
Complaints filed with NHTSA about the 2017 Thor Motor Coach Challenger, by the system named in each complaint. One complaint can name several.
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NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls in Canada
5 Transport Canada recalls for the 2017 Thor Motor Coach Challenger.
| 2021664 29 Oct 2021 | Structure Issue: On certain motorhomes, the exterior compartment doors might not be properly attached. As a result, the outer panels of the compartment doors could deta… |
| 2018630 15 Nov 2018 | Accessories On certain motorhomes, the motorized windshield shade on the driver's side could lower itself without warning while the vehicle is in motion. This could obstruc… |
| 2017613 7 Dec 2017 | Accessories On certain motorhomes equipped with Kidde fire extinguishers with black plastic handles and valves, the fire extinguishers may become clogged or require excessi… |
| 2017492 10 Oct 2017 | Label On certain motorhomes, the Cargo Carrying Capacity Label does not indicate the correct hot water and fresh water tank capacity. This could result in vehicle ov… |
| 2017404 21 Aug 2017 | Accessories Certain motorhomes may have been built with a generator that has an incorrectly routed exhaust pipe. As a result, the occupants could be exposed to carbon monox… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Thor Motor Coach (TMC) is recalling certain 2017 Challenger, Miramar, and Outlaw motorhomes. The external compartment outer door skin may separate from the motorhome during transit.
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.
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
Thor Motor Coach (TMC) is recalling certain 2017-2018 Challenger, Axis, Chateau, Four Winds, Hurricane, Miramar, Palazzo, Tuscany, Vegas, Venetian, and Windsport motorhomes. The cargo carrying capacity (CCC) label on these vehicles may indicate an incorrect water capacity for the water heater/fresh water tank. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 120, "Tires and Rims for Motor vehicles over 10,000lbs."
Thor Motor Coach (Thor) is recalling certain 2017 Challenger 37YT motorhomes. The exhaust pipe from the onboard gasoline generator may be mislocated or missing completely on the subject vehicles.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Thor Motor Coach told its dealers about the 2017 Thor Motor Coach Challenger: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10169044 | This letter stated that there were no Service Bulletins or Technical Service Bulletins issued for the month of November, 2019. |
| 10124236 | This letter stated that there was one (1) Service Notification issued for the month of October, 2017. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Trimark 060-1650 Door Latch Failures
NHTSA Office of Defects Investigation