The 2017 Thor Motor Coach Palazzo has 2 NHTSA recall campaigns affecting an estimated 4,386 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 9 complaints with NHTSA, most often about the structure. Last updated July 5, 2026.
Recall campaigns
EQUIPMENT23V1130002023-02-231,969 affected
Defect
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.
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…
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.
Complaints by component
STRUCTURE:BODY
5
VISIBILITY/WIPER
2
EXTERIOR LIGHTING
1
UNKNOWN OR OTHER
1
Total complaints9
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“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.”
“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.”
“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,…”
“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…”
“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…”
“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…”
“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…”
“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…”
Defect investigations
InvestigationPE20021 Opened 2020-11-23 · closed 2024-12-13
Trimark 060-1650 Door Latch Failures
On November 23, 2020, the Office of Defects Investigation (ODI) opened PE20021 to investigate allegations of inoperative Trimark THP 060-1650 door lock/latches originally equipped on model years (MY) 2015-2017 Class A and Class C motorhomes.ODI received forty-six Vehicle Owner’s Questionnaires (VOQs) describing…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2017 Thor Motor Coach Palazzo as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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