Thor Motor Coach QuantumYears to avoid, problems & recalls

NHTSA has 7 owner complaints and 19 safety recalls on record for the Thor Motor Coach Quantum.

Years to avoidNoneBased on weighted complaints Best years—Fewest complaints for their age Owner complaints7Top: Electrical system Safety recalls192016–2026 model years

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports. Updated daily. How we score years.

Best & worst years

Thor Motor Coach Quantum years to avoid

Complaints by model year, colored by the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Quantum median. Tap a year for its full report.

1 0 1 0 0 0 1 1 2 1 0

'16'17'18'19'20'21'22'23'24'25'26

Avoid
Caution
Solid
Best
Not rated

2026Too new–/1000 complaints · 1 recall 2025Too new–/1001 complaint · 2 recalls 2024Not rated–/1002 complaints · 1 recall 2023Not rated–/1001 complaint · 2 recalls 2022Not rated–/1001 complaint · 2 recalls 2021Not rated–/1000 complaints · 4 recalls 2020Not rated–/1000 complaints · 7 recalls 2019Not rated–/1000 complaints · 3 recalls 2018Not rated–/1001 complaint · 2 recalls 2017Not rated–/1000 complaints · 3 recalls 2016Not rated–/1001 complaint · 1 recall

Complaints by system

Most common Thor Motor Coach Quantum problems

All model years combined: 7 complaints grouped by the system owners reported.

3Electrical system

1Exterior lighting

1Power train

1Tires

1Visibility/wiper1 crash/fire/injury

1Wheels

1Engine and engine cooling

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.

Complaints by system
System	Complaints	Crash, fire or injury
Electrical system	3	0
Exterior lighting	1	0
Power train	1	0
Tires	1	0
Visibility/wiper	1	1
Wheels	1	0
Engine and engine cooling	1	0

19 recalls

Thor Motor Coach Quantum recalls

Newest first. The ring shows the share of affected vehicles repaired, from the manufacturer's latest report to NHTSA.

Lpg systems: lines and fittings25V-709 · 2025–2026 · Oct 17, 2025 · 527 vehicles Equipment: recreational vehicle/trailer25V-171 · 2023–2025 · Mar 20, 2025 · 4,251 vehicles Equipment: recreational vehicle/trailer22V-611 · 2022–2023 · Aug 10, 2022 · 262 vehicles Lpg systems: lines and fittings22V-300 · 2022 · May 5, 2022 · 3,374 vehicles Electrical system20V-711 · 2021 · Nov 17, 2020 · 1,074 vehicles Air bags20V-444 · 2021 · Jul 29, 2020 · 463 vehicles 12v/24v/48v battery: cables20V-419 · 2021 · Jul 20, 2020 · 63 vehicles Foundation components: hoses, lines/piping, and fittings20V-312 · 2020 · May 28, 2020 · 566 vehicles Electrical system: wiring20V-303 · 2020–2021 · May 27, 2020 · 34 vehicles Other: owners/service/other manual20V-308 · 2020 · May 27, 2020 · 566 vehicles Driveline: differential unit20V-178 · 2020 · Mar 25, 2020 · 22 vehicles Electrical system: instrument cluster/panel19V-775 · 2020 · Oct 28, 2019 · 378 vehicles

Showing the 12 newest of 19 recalls. Each model-year page lists all recalls for that year.