2017 Thor Motor Coach Palazzo Problems, Complaints & Recalls

Source: NHTSA · Updated May 15, 2026 · 6 owner complaints analyzed

Compared with other Palazzo years
Not enough data 4th of 11 for complaints
NHTSA crash rating
Not rated

Owners have filed 6 complaints with NHTSA about the 2017 Thor Motor Coach Palazzo. That ranks 4th out of 11 Palazzo model years for complaints. The most reported problem area is structure (5 complaints, 83%), typically at around 12,000 miles. There are 2 safety recalls covering this model year. NHTSA has opened 1 defect investigation involving it.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2017 Thor Motor Coach Palazzo problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Structure5 · ~12,000 mi
Visibility/wiper2
Exterior Lighting1 · ~26,000 mi
Unknown or Other1
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Structure583%12,000——
Visibility/wiper233%———
Exterior Lighting117%26,000——
Unknown or Other117%———

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2020, with 3 complaints
2020: 3202032022: 1202212023: 1202312026: 120261

n = 6 complaints · Source: NHTSA

2017 Thor Motor Coach Palazzo recalls (2)

Tap a recall to see the problem, the risk and the fix.

Equipment:recreational vehicle/trailerFeb 23, 2023 · NHTSA campaign 23V113000 · 1,969 vehicles

Problem: Thor Motor Coach (TMC) is recalling certain 2015-2023 Palazzo recreational vehicles. The front lower cap brackets that support the front fiberglass panel may become loose and detach from the vehicle while in motion.

Risk: A detached bracket can become a road hazard, increasing the risk of a crash.

Fix: Dealers will inspect and replace the front lower brackets, as necessary, free of charge. Owner notification letters were mailed March 15, 2023. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000291.

Exterior lighting:turn signal; exterior lighting:brake lights; electrical systemJul 20, 2020 · NHTSA campaign 20V418000 · 2,417 vehicles

Problem: 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.

Risk: Non-functioning exterior marker lights can increase the risk of a crash.

Fix: 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.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

NHTSA defect investigations

  • Trimark 060-1650 Door Latch Failures (PE20021) — opened Nov 23, 2020, closed Dec 13, 2024.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

I am reporting a serious and repeated safety defect involving Hehr side windows installed on my 2018 Thor Palazzo 36.1 motorhome (VIN: [XXX] ). Multiple operable side windows on this RV have experienced adhesive bond failure between the scissor arm/operator mechanism and the vent glass pane. This…

Unknown or Other · received May 15, 2026 · NHTSA complaint 11737992

AS I was driving mr rv. down the road , the rear side window just fell off onto the roadway. I believe the window is made by lippert. On the rv forum there are a lot of people experiencing this same problem.

Visibility/wiper · received Aug 30, 2023 · NHTSA complaint 11541771

The contact owns a 2017 Thor Motor Coach Palazzo RV. The contact stated while operating the vehicle, the rear marker light, and the driver side(left turn) signal were inoperable. The vehicle was taken to the local dealer to be serviced under the NHTSA Campaign Number: 21V00H000 (Electrical System…

Exterior Lighting · received Aug 15, 2022 · NHTSA complaint 11479345

While stationary, first large window behind driver's side broke off, at the top hinge, for no reason. If this had happened while driving, it could have caused serious harm to fellow motorists. At the time this happened, i was unaware of this website and the ability to report.*dt

Structure · received Sep 25, 2020 · NHTSA complaint 11361051

When parked in a parking lot after a 1hr drive, the only exit door the vehicle has did not open, preventing us from exiting the vehicle. Other campers parked in the same lot were unable to open the door form the outside but able to hand me tools to take the lock apart from the inside and open the…

Structure · received Aug 4, 2020 · NHTSA complaint 11343363

Other Thor Motor Coach Palazzo years

← 2016 Palazzo · 2018 Palazzo →

See all Thor Motor Coach Palazzo problems by year, every Thor Motor Coach model, or the VIN decoder.

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Frequently asked questions

What are the most common problems with the 2017 Thor Motor Coach Palazzo?

Owners most often report structure, visibility/wiper, exterior lighting problems. The top one, structure, accounts for 5 complaints.

Was there a recall on the 2017 Thor Motor Coach Palazzo?

Yes, 2 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2017 Thor Motor Coach Palazzo a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Palazzo model years, the 2017 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.