2018 Thor Motor Coach Tuscany problems, complaints & recalls
Most-reported problem areas: Structure:body (3) · Wheels (1) · Electrical System (1)
Safety recalls (6)
Tires:valve 2020-09-15 · campaign 20V559000 · 1,631 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2018-2021 Aria, Palazzo, Tuscany, and Venetian motorhomes built on a Daimler Trucks (DTNA) chassis. The tire valve stem extension for the inner wheel may contact the outer wheel rim opening and become damaged.
Risk: Extensive damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.
Fix: TMC will notify owners, and DTNA dealers will inspect the inner wheel valve stem stabilizers, and adjust as needed and/or replace the inner valve stem, free of charge. The recall began November 2, 2020. Owners may contact TMC customer service at 1-800-524-5210 extension 104 or DTNA customer service at 1-800-547-0712. TMC's number for this recall is RC000204. DTNA's number for this recall is FL-861.
Exterior Lighting:turn Signal 2020-07-20 · campaign 20V418000 · 2,417 vehicles
Defect: 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.
Exterior Lighting 2019-11-07 · campaign 19V799000 · 1,785 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2014-2017 Tuscany XTE (models 34ST, 36MQ, 40AX, 40BX, 40EX and 40GQ), 2013-2018 Tuscany (models 38SQ, 40DX, 40KQ, 40RX, 42GX, 42HQ, 42WX, 44MT 45AT and 45LT) and 2016-2020 Venetian (models A40, B42, F42, G36, J40, L40, M37, R40, S40, and T42) motorhomes. The rear reflectors within the taillight lens may be too high, reducing the vehicle's visibility. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standar
Risk: The incorrectly positioned reflectors may make the motorhome less visible to others on the road, increasing the risk of a crash.
Fix: TMC will notify owners, and dealers will install adhesive reflectors, free of charge. The recall began January 2, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000180.
Exterior Lighting:turn Signal 2018-10-30 · campaign 18V763000 · 1,769 vehicles
Defect: Thor Motor Coach (TMC) is recalling certain 2017 Tuscany XTE and 2017-2019 Venetian, Aria, Tuscany, and Palazzo motorhomes built on Freightliner Custom Chassis Corporation chassis. The 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: Nonfunctioning lights can increase the risk of a crash.
Fix: The remedy for this recall is still under development. Daimler Trucks North America, the manufacturer of the chassis began issuing owners an interim notification on October 24, 2018, and will send a second notification when parts become available. The recall began October 30, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000163.
Equipment 2017-11-22 · campaign 17V758000 · 110,400 vehicles
Defect: 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
Risk: In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.
Fix: Thor will notify owners, instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall began on January 15, 2018. Owners may contact Thor customer service at 1-877-500-1020, or Kidde customer service toll-free at 1-855-262-3540, or online at www.kidde.com and click on "Product Safety Recall" for more information.
Equipment:other:labels 2017-10-09 · campaign 17V634000 · 507 vehicles
Defect: 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."
Risk: If the water capacity information is incorrect and it causes the vehicle to be over loaded, there would be an increased risk of a crash.
Fix: TMC will notify owners and send them corrected labels, free of charge. The recall began on November 15, 2017. Owners may contact TMC customer service at 1-877-500-1020. TMC's number for this recall is RC000147.
Service bulletins (3)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Fuel System, Diesel 2021-08-05 · RC000233SAOwner · Service Bulletin/Repair Instructions
the fuel rail assembly may develop leaks, which may result in an undetected prolonged diesel fuel spray. a leak involving spraying/misting fuel in the presence of an ignition source may increase the risk of fire. this affects the following thor motor coach products: model year 2018-2022 tuscany an
Equipment 2019-12-05 · LTR 120519 · Service Bulletin/Repair Instructions
this letter stated that there were no service bulletins or technical service bulletins issued for the month of november, 2019.
Equipment:other:owners/Service/Other Manual 2017-11-03 · LTR 110317 · Service Bulletin/Repair Instructions
this letter stated that there was one (1) service notification issued for the month of october, 2017.
What owners report
2021-11-20 · Structure:body“on sunday afternoon 20 june while traveling westbound on i-10 about 50 miles east of ft. stockton, tx, the passenger side rear slideout extended on its own. this slideout is about 2 feet deep so the width of my motor home suddenly changed from 8.5 feet wide to 10.5 feet wide. fortunately there was little traffic on i-10 at this time. i was able …”
2021-10-24 · Wheels“right tag axle hub cap broke lose from the bracket securing the hub cap to the hub and departed the motorhome chassis. incident occurred while traveling east on i-10 in texas somewhere between san antonio and weimer. the hub cap bracket separated at the feet of the bracket. the feet of the bracket where still attached to the hub. picture attache…”
2020-06-16 · Structure:body · 10,150 mi“floors in the underside pass-through storage compartments and compartments holding the water tanks is composed of a very thin layer of plywood sandwiched between two layers of very thin aluminum. this material is not waterproof and has delaminated, causing the flooring to lose its rigidity. this area is normally used to store items like grills, cha…”
2020-05-20 · Structure:body · 6,000 mi“the flooring in the underside pass-through storage compartments is composed of a very thin layer of plywood sandwiched between two layers of a very thin aluminum. this material is not waterproof and has separated causing the flooring to loose it's rigidity. this area is normally used to store items like grills, carpets tents and other necessities …”
2017-04-30 · Electrical System“in the thor motor coach tuscany 38sq the batteries are stored in a box that is only accessible from within the motorhome. it is in the sleeping area. gases from the batteries that are not sealed can escape to the interior of the sleeping area and are a safety hazard for the occupants.…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.