2021 THOR MOTOR COACH FOUR WINDS
9 recalls — 4 complaints — 8 TSBs
20V718000 Nov 19, 2020
EQUIPMENT:APPLIANCE:OVEN/STOVE/COOKTOP
Defect Description
Thor Motor Coach (TMC) is recalling certain 2021 Four Winds motorhomes, equipped with Dometic 3 burner cooking stoves. The saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak.
Consequence
A gas leak can increase the risk of a fire.
Remedy
TMC will notify owners, and dealers will install a remedy kit of gaskets, washers, thread locker bolts, and two round orange labels, free of charge. The recall began January 14, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000207.
20V711000 Nov 17, 2020
ELECTRICAL SYSTEM
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak, Four Winds, Chateau, Freedom Elite, Quantum motorhomes built on a Chevrolet chassis. The BIM (Battery Isolation Manager)/BIR (Battery Isolation Relay) is not watertight when exposed to engine compartment heat.
Consequence
Water may get into the BIM/BIR and create electrical arcing, increasing the risk of a fire.
Remedy
TMC will notify owners, and dealers will replace the BIM/BIR with a Trombetta solenoid, free of charge. The recall began January 13, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000206.
20V458000 Aug 5, 2020
SEAT BELTS
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak 23DB, 2018-2021 Four Winds 23U, and 2018-2021 Chateau 23U motorhomes. Bolts of the wrong size were used to secure the barrel chair pedestals, allowing the pedestal to separate from the floor in the event of a crash. As such, these moto... Read more
Consequence
If the pedestal were to separate from the floor during a crash, the seat belt anchorages may fail, increasing the risk of injury.
Remedy
TMC will notify owners, and dealers will inspect the pedestal bolt size, correcting the hardware as necessary, free of charge. This recall began September 14, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000202.
20V444000 Jul 29, 2020
ELECTRICAL SYSTEM:WIRING
Defect Description
Thor Motor Coach (Thor) is recalling certain 2020-2021 Daybreak, Four Winds, Quantum, Delano, Tiburon, Chateau and Freedom Elite motorhomes and 2020 Gemini, Chateau Citation, Compass, Siesta, and Synergy motorhomes built on Sprinter Van chassis (platform 970 (VS30), equipped with swivel seats. The ... Read more
Consequence
If the wiring harness is damaged, the side air bag within the seat may deploy inadvertently or not deploy as designed in the event of a crash, increasing the risk of injury to vehicle occupants.
Remedy
Thor will notify owners, and Mercedes-Benz dealers will inspect the wire harness routing for both front seats and will repair the wiring and add clips or cable ties as needed, free of charge. This recall began August 13, 2020. Owners may contact Thor customer service at 1-877-855-2867 Mercedes-Ben... Read more
20V423000 Jul 22, 2020
ELECTRICAL SYSTEM:WIRING
Defect Description
Thor Motor Coach (TMC) is recalling certain 2019-2021 Freedom Elite, and 2021 Four Winds motorhomes. A 100amp converter breaker was incorrectly installed at the battery tray when a 70amp breaker is required, possibly resulting in the wiring connected to the breaker overheating.
Consequence
Overheated wires can increase the risk of a fire.
Remedy
TMC will notify owners, and dealers will replace the converter breaker with one of the correct amperage if needed, free of charge. This recall began September 18, 2020. Owners may contact TMC customer service at 1-855-2867. TMC's number for this recall is RC000199.
20V419000 Jul 20, 2020
ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
Defect Description
Thor Motor Coach (TMC) is recalling certain 2021 Daybreak, Four Winds, Quantum, Chateau, and Freedom Elite motorhomes built on the 2020 Ford E-Series chassis. The battery cable may not have been properly secured within the chassis rail, which can cause it to contact the exhaust manifold and heat sh... Read more
Consequence
Battery cable contact with the exhaust manifold and heat shield can increase the risk of a fire.
Remedy
TMC will notify owners, and dealers will inspect the routing of the battery cable. If needed the cable will be re-routed and properly secured, free of charge. This recall began September 11, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000197... Read more
20V339000 Jun 9, 2020
VISIBILITY:GLASS, SIDE/REAR
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 ACE, 2021 Four Winds and 2020 Gemini, Axis, Compass, Delano, Windsport, Hurricane, Outlaw, and Vegas motorhomes. The adhesive bond between the glass and the metal hinge frame of the frameless windows may fail which would then allow the glass to... Read more
Consequence
If the window glass detaches while the vehicle is moving it could become a projectile, increasing the risk of a crash.
Remedy
TMC will notify owners, and dealers will inspect the frameless windows for proper adhesive bond strength, replacing the windows as necessary, free of charge. The recall began July 10, 2020. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000192.
20V303000 May 27, 2020
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Quantum, Chateau and Four Winds, and 2020 Vegas and Axis motorhomes built on a Ford E-series chassis. A wire harness in the rear of the vehicle may contact the vehicle frame, resulting in damage to the circuits that support the fuel pump and the... Read more
Consequence
Damage to the fuel pump circuit in the wiring harness could result in an unexpected engine stall. Damage to the ABS wiring can lead to reduction of ABS functionality and a loss of roll stability control (RSC) functionality. These scenarios increase the risk of a crash.
Remedy
TMC will notify owners, and Ford dealers will inspect the wire harness for damage. If no damage is found, dealers will apply anti-abrasion tape over the area and ensure clearance to surrounding components. If damage is found, dealers will splice in new wire and apply anti-abrasion tape over the ar... Read more
20V178000 Mar 25, 2020
POWER TRAIN:DRIVELINE:DRIVESHAFT
Defect Description
Thor Motor Coach (TMC) is recalling certain 2020 Chateau 31W and 31WV, Quantum KW29 and LF31, Vegas 24.1 and Axis 24.1 motorhomes and 2020-2021 Four Winds 24F, 28Z, and 31E motorhomes built on a Ford chassis. The rear axle differential may have an insufficient amount of fluid, possibly resulting in... Read more
Consequence
If the driveshaft separates, there may be a loss of drive, increasing the risk of crash. Additionally, if the parking brake is not applied, unintended vehicle movement can occur if the transmission is left in Park, increasing the risk of injury or crash.
Remedy
Ford will notify owners, and Ford or Lincoln dealers will inspect the rear axle differential fluid level and adjust it, or replace the rear axle as necessary, free of charge. The recall is began May 22, 2020. Owners may contact Ford customer service at 1-866-436-7332 or TMC customer service at 1-8... Read more
Complaint Statistics
4 total complaints
Top Reported Components
| Component | Complaints |
|---|---|
| VEHICLE SPEED CONTROL | 1 |
| STEERING | 1 |
| POWER TRAIN | 1 |
| EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM) | 1 |
POWER TRAIN
Dec 12, 2024
Incident date: Aug 5, 2024
While the truck is in motion and the transmission shifts gears it has a kick to it also it down shifts on its own and other times the truck loses all power like if it was in neutral
EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
Dec 12, 2024
Incident date: Aug 5, 2024
See attached document for complaint.
VEHICLE SPEED CONTROL
Jun 24, 2021
Incident date: Apr 10, 2021
When driving with cruise control on and encounter a slight side wind or even a grade change in road surface where the coach is not perfectly level the cruise will quit and hill decent light comes on, will not rest until it is shut off for 10 min or so. It is a issue with steering angle sensor, I can... Read more
STEERING
Jun 24, 2021
Incident date: Apr 10, 2021
When driving with cruise control on and encounter a slight side wind or even a grade change in road surface where the coach is not perfectly level the cruise will quit and hill decent light comes on, will not rest until it is shut off for 10 min or so. It is a issue with steering angle sensor, I can... Read more
Technical Service Bulletins — 2021 THOR MOTOR COACH FOUR WINDS
8 manufacturer communications from 8 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 110000 ELECTRICAL SYSTEM | 2 |
| 060000 ENGINE AND ENGINE COOLING | 2 |
| 030000 BRAKES (PWS) | 2 |
| 200000 WHEELS | 1 |
| 980000 UNKNOWN OR OTHER | 1 |
RC000220SADealer
Jun 9, 2021
030000 BRAKES (PWS)
MBAG has determined that on certain model year 2019-2020 Sprinter vehicles, the retaining washer on the bolt that connects the brake pedal to its bearing block could come loose. If the retaining washer were to come loose, over time it cou
RC000220SAOwner
Jun 9, 2021
030000 BRAKES (PWS)
MBAG has determined that on certain model year 2019-2020 Sprinter vehicles, the retaining washer on the bolt that connects the brake pedal to its bearing block could come loose. If the retaining washer were to come loose, over time it cou
RC000221SAOwner
Apr 1, 2021
200000 WHEELS
According to the tire manufacturer, Continental Tire the Americas (CTA), the affected tires may have an overcure condition and CTA has initiated a safety recall for these tires. According to CTA, overcured tires may experience a carcass b
TSB 20-01
Mar 24, 2021
110000 ELECTRICAL SYSTEM
From November 2020 to February 2021, units produced at Plant 250 have a wire missing that would cause the 120VAC load shedding to not work properly. This affects model year 2021 31E, 31EV, 31W, 31WV, SL31, SE31, LF31, and WS31 floor plans
TSB 21-01
Mar 24, 2021
110000 ELECTRICAL SYSTEM
From November 2020 to February 2021, units produced at Plant 250 have a wire missing that would cause the 120VAC load shedding to not work properly. This affects model year 2021 31E, 31EV, 31W, 31WV, SL31, SE31, LF31, and WS31 floor plans
RC000212SADealer
Feb 18, 2021
060000 ENGINE AND ENGINE COOLING
On your vehicle, it may be possible that the engine cover insulation does not fully extend to the perimeter of the factory engine cover. In addition, vehicles built on a Ford chassis may have higher engine compartment temperatures during
RC000212SAOwner
Feb 18, 2021
060000 ENGINE AND ENGINE COOLING
On your vehicle, it may be possible that the engine cover insulation does not fully extend to the perimeter of the factory engine cover. In addition, vehicles built on a Ford chassis may have higher engine compartment temperatures during
No comms 2021-11
Dec 3, 2021
980000 UNKNOWN OR OTHER
There are no Manufacturer Communications in accordance with 49 CFR 579.5 to report for November 2021 for Thor Motor Coach.
THOR MOTOR COACH FOUR WINDS — All Years Overview
Complete safety history for the THOR MOTOR COACH FOUR WINDS across all model years (2003–2026).
65
Total Recalls
37
Total Complaints
0
Investigations
1
Reported Crashes
0
Reported Fires
0
Reported Deaths
THOR MOTOR COACH FOUR WINDS — Year by Year
Compare recalls and complaints across model years. Click any year to see full details.
| Year | Recalls | Complaints | |
|---|---|---|---|
| 2026 | 2 | 4 | View |
| 2025 | 2 | 0 | View |
| 2024 | 1 | 0 | View |
| 2023 | 2 | 3 | View |
| 2022 | 2 | 3 | View |
| 2021 (current) | 9 | 4 | |
| 2020 | 9 | 2 | View |
| 2019 | 5 | 4 | View |
| 2018 | 6 | 6 | View |
| 2017 | 6 | 1 | View |
| 2016 | 4 | 2 | View |
| 2015 | 1 | 5 | View |
| 2014 | 1 | 1 | View |
| 2013 | 1 | 0 | View |
| 2012 | 3 | 1 | View |
| 2011 | 2 | 1 | View |
| 2010 | 2 | 0 | View |
| 2009 | 1 | 0 | View |
| 2008 | 1 | 0 | View |
| 2007 | 1 | 0 | View |
| 2006 | 1 | 0 | View |
| 2005 | 1 | 0 | View |
| 2004 | 1 | 0 | View |
| 2003 | 1 | 0 | View |