Model line

Thor Motor Coach Four Winds

Every Thor Motor Coach Four Winds model year on file, 2015 to 2026. Pick a year for its recalls, investigations, service bulletins and the full text of owner complaints.

Owner complaints, all model years201 involved a crash, fire, injury or death

Model years122015 to 2026

Recall campaigns28Distinct campaigns listing it

Service bulletins30Summed across model years

By model year

The 2018 model year drew the most complaints, 4, 20% of the model's total

Owner complaints filed with NHTSA, all years filed, by model year.

Source: NHTSA ODI. Complaints are not verified by NHTSA, and NHTSA publishes no sales volumes, so counts are not rates.

Components

Wheels leads the Thor Motor Coach Four Winds complaint record

Owner complaints across all model years, by component.

Wheels

Equipment

Steering

Suspension

Structure

Tires

Fuel system

Stability and traction control

Visibility and wipers

Speed control

Source: NHTSA ODI complaints file.

Model years

The record for each Thor Motor Coach Four Winds model year

Peer index compares complaints with the median vehicle of the same model year and body class (100 is the median). It corrects for age, not for how many were sold.

Thor Motor Coach Four Winds by model year
Year	Body	Complaints	Severity index	Peer index	Recalls	Bulletins
2026	Other	2	0.0	200	2	0
2025	Not decoded	0	None	None	2	0
2024	Not decoded	0	None	None	1	0
2023	Other	1	0.0	100	2	0
2022	Other	2	50.0	100	2	3
2021	Other	2	0.0	100	9	7
2020	Other	1	0.0	50	6	1
2019	Other	2	0.0	100	4	3
2018	Other	4	0.0	200	5	4
2017	Other	1	0.0	50	6	6
2016	Other	2	0.0	200	4	3
2015	Other	3	0.0	150	1	3

Source: NHTSA ODI. Body class from NHTSA's VIN decoder where decoded.

Latest recalls

Recent campaigns covering the Thor Motor Coach Four Winds

25V-709 Oct 17, 2025
P-clamp may not have been installed, allowing the Liquid Propane (LP) generator hose to contact the exhaust
Equipment · 527 vehicles
25V-171 Mar 20, 2025
Slide-Out room can be deployed without the parking brake engaged, allowing the room to extend while the vehicle is in motion
Equipment · 4,251 vehicles
22V-611 Aug 10, 2022
Electric retractable awning has a welded seam on the fabric that may separate, potentially allowing the awning to drop beyond normal operation
Equipment · 262 vehicles
22V-300 May 5, 2022
Quick disconnect fittings in the LP gas system may be cracked, causing a gas leak
Equipment · 3,374 vehicles
20V-718 Nov 19, 2020
Saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak
Equipment · 190 vehicles
20V-711 Nov 17, 2020
BIM (Battery Isolation Manager)/BIR (Battery Isolation Relay) is not watertight when exposed to engine compartment heat
Electrical system · 1,074 vehicles
20V-458 Aug 5, 2020
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
Seat belts · 248 vehicles
20V-444 Jul 29, 2020
Wiring harnesses for the front seats may have been routed incorrectly and could become jammed and damaged in the swivel seat frames
Airbags · 463 vehicles
20V-423 Jul 22, 2020
100amp converter breaker was incorrectly installed at the battery tray when a 70amp breaker is required, possibly resulting in the wiring…
Electrical system · 934 vehicles
20V-419 Jul 20, 2020
Battery cable may not have been properly secured within the chassis rail, which can cause it to contact the exhaust manifold and heat shield
Electrical system · 63 vehicles

Source: NHTSA ODI recalls file.