2017 Thor Motor Coach PALAZZO: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
6 owner complaints analyzed
2 distinct recall campaigns
13,908 mi median reported failure mileage
Scope: 2017 model year. Data snapshot: . 4 complaints include usable failure mileage.
Most common problems
Structure:Body is the most frequently named component, appearing in 5 of 6 complaints (83.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 1 | 16.7% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Structure:Body | 5 |
| Visibility/Wiper | 2 |
| Exterior Lighting | 1 |
| Unknown Or Other | 1 |
Structure:Body: 5; Visibility/Wiper: 2; Exterior Lighting: 1; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 3 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 3; 25,000 to 49,999: 1; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (3). 2 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2020 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2026 | 1 |
2020: 3; 2022: 1; 2023: 1; 2026: 1
Pattern summary
Structure:Body leads the component reports. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11315770 · 2020-03-03 (March 3, 2020)
WHILE DRIVING THE RV, THE WINDOW ABOVE THE SINK SEPARATED. THE WINDOW IS DOUBLE PANED. THE OUTER GLASS PULLED AWAY AND WAS FLAPPING, CAUSING THE INTERIOR GLASS TO ALSO START PULLING AWAY. WE WERE ON A STRETCH OF HIGHWAY THAT WAS BUSY WITH TRUCKS, APPROX 6:30PM (DARK), 2 LANES EASTBOUND I-40 IN CALIFORNIA. THERE WERE NO EXITS FOR 20-25 MILES AFTER THE INCIDENT BEGAN. THE WINDOW CONTINUED TO BANG AND PULL AWAY THE ENTIRE DRIVE. THE PULL FROM THE WIND THREATENED TO COMPLETELY SEPARATE THE WINDOW ASSEMBLY FROM THE RV. THE HIGHWAY SHOULDER WA…
Owner-reported narrative. 15,815 miles reported. Look up ODI 11315770 at NHTSA ↗
Owner report 11343363 · 2020-08-04 (August 4, 2020)
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 DOOR USING PLIERS AND A SCREW DRIVER. THE DOOR LATCH MADE OF A ZINC OR SIMILAR DIE CASTING HAND BROKEN IN HALF PREVENTING THE RETRACTION OF THE LATCH AND KEEPING THE DOOR LATCHED.
Owner-reported narrative. 12,000 miles reported. Look up ODI 11343363 at NHTSA ↗
Owner report 11361051 · 2020-09-25 (September 25, 2020)
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
Owner-reported narrative. 5,000 miles reported. Look up ODI 11361051 at NHTSA ↗
Owner report 11479345 · 2022-08-15 (August 15, 2022)
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) which would address the failures but after the recall remedy was performed the failure persisted. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 26,000.
Owner-reported narrative. 26,000 miles reported. Look up ODI 11479345 at NHTSA ↗
Owner report 11541771 · 2023-08-30 (August 30, 2023)
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.
Owner-reported narrative. Look up ODI 11541771 at NHTSA ↗
Owner report 11737992 · 2026-05-15 (May 15, 2026)
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 has caused windows to partially detach and violently flap while driving at highway speeds. One rear bathroom window completely detached and flew off the RV during highway travel in 2022. Additional adhesive failures have continued occurring from 2023…
Owner-reported narrative. Look up ODI 11737992 at NHTSA ↗
Recall history
2 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
20V418000 · Exterior Lighting:Turn Signal | Exterior Lighting:Brake Lights | Electrical System
Reported: 2020-07-20 (July 20, 2020)
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.
Consequence: Non-functioning exterior marker lights can increase the risk of a crash.
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 recall is RC000196.
NHTSA campaign record ↗23V113000 · Equipment:Recreational Vehicle/Trailer
Reported: 2023-02-23 (February 23, 2023)
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.
Consequence: A detached bracket can become a road hazard, increasing the risk of a crash.
Remedy: 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.
NHTSA campaign record ↗