2018 Thor Motor Coach Venetian problems: recalls, complaints and what to check
NHTSA has 8 recalls and 1 owner complaint on file for the 2018 Thor Motor Coach Venetian. Here is what they are, what a technician checks for each kind of fault, and how to look one over before you buy it.
Axles, brakes, suspension and hitch: 3 recalls
Recall 18V507000 (02/08/2018): SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
Thor Motor Coach (TMC) is recalling certain 2017-2018 Thor Aria motorhomes and 2017-2019 Thor Venetian motorhomes. The brake caliper mounting bolts on these vehicles may be insufficiently tightened, allowing the bolts to loosen.
Fix: TMC will notify owners, and authorized Daimler Trucks service centers will inspect the caliper mounting bolts and tighten them to the proper specification, free of charge. The recall began September 4, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000159.
Recall 18V780000 (05/11/2018): SERVICE BRAKES, AIR:DISC:CALIPER
Thor Motor Coach (TMC) is recalling certain 2018-2019 Thor Aria and Venetian motorhomes. The brake caliper mounting bolts may have been insufficiently tightened.
Fix: TMC will notify owners, and Daimler Trucks North America (DTNA) authorized service facilities will check and tighten the brake caliper mounting bolts, free of charge. The recall began December 5, 2018. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000164.
Recall 20V418000 (20/07/2020): EXTERIOR LIGHTING:BRAKE LIGHTS
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.
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.
What a tech checks: Bearings, brake magnets, worn shackle bolts and bent axles. A trailer that wears tires on the inside edge or pulls to one side usually has an axle or suspension problem. Before you buy: Bolts tight, springs not flat, brakes apply with the breakaway pin pulled.
Chassis and towing lessons · Trailer guide
Doors, windows, steps and lights: 2 recalls
Recall 18V763000 (30/10/2018): EXTERIOR LIGHTING:TURN SIGNAL
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.
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.
Recall 19V799000 (07/11/2019): EXTERIOR LIGHTING
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 Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."
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.
What a tech checks: Mostly adjustments and wear: steps that stop halfway on a bad switch, doors out of alignment after a slide shifted, exterior lights with a corroded ground. Before you buy: Every door, lock, window and light.
Other: 2 recalls
Recall 17V758000 (22/11/2017): EQUIPMENT
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
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.
Recall 17V634000 (09/10/2017): EQUIPMENT:OTHER:LABELS
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."
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.
Tires: 1 recall
Recall 20V559000 (15/09/2020): TIRES:VALVE
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.
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.
What a tech checks: Age, load range and pressure. RV tires age out before they wear out, and an underrated tire on a heavy trailer is a blowout waiting to happen. Before you buy: Read the DOT date and the load range on the sidewall.
Chassis, towing and tires lessons · Trailer guide
Structure, roof and leaks: 1 complaint
What a tech checks: Roof sealant, seams, window and slide seals, and the frame. Water intrusion shows up as delamination, soft floors and stained ceilings months after the leak started. Before you buy: Press the sidewalls and walk the floor; look at every seam and seal.
Roof, leaks and body lessons · Seals and leaks guide
What owners reported to NHTSA
04/26/2024, STRUCTURE: More than 50% of the windows in this motor coach have either failed or are falling apart. One of the emergency egress windows blew completely out while traveling at high speed. The windows in question already have a safety recall, however this particular year for this motor coach is not included in the recall. Same bad windows, same part numbers, same manufacturer. SB RECALL 21V-52 2021-499 identifies these win
Looking at a 2018 Thor Motor Coach Venetian?
The Buyer's Check walks you through it on your phone: what to ask, the outside walk-around, water damage, every system on every power source, with the recalls above built in. You get a report that says what's a walk-away and what to negotiate on.
Checked against NHTSA 2026-10-23. Recall repairs are free at an authorized dealer. Complaints are owner reports to NHTSA and are not verified.