FaultScore

Thor Motor Coach Challenger problems

Owners have filed 45 complaints about the Thor Motor Coach Challenger with NHTSA across model years 2013 to 2023. More of them are about the windows, mirrors & wipers than anything else.

Every Thor Motor Coach Challenger year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

13 14 15 16 17 19 20 21 22 23
Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2023 2 2 0 Windows, Mirrors & Wipers
2022 4 0 0 Equipment & Accessories
2021 7 0 3 Engine & Cooling
2020 3 0 0 Transmission & Drivetrain
2019 1 0 1 Electrical System
2017 5 0 0 Body & Structure
2016 7 0 0 16,782 Windows, Mirrors & Wipers
2015 5 0 0 Windows, Mirrors & Wipers
2014 8 2 0 13,500 Windows, Mirrors & Wipers
2013 3 0 0 Electrical System

What breaks on a Thor Motor Coach Challenger

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Windows, Mirrors & Wipers 18 40.0%

Worst in 2016

Body & Structure 10 22.2%

Worst in 2017

Electrical System 3 6.7%

Worst in 2013

Other & Unspecified 3 6.7%

Worst in 2021

Engine & Cooling 2 4.4%

Worst in 2021

Brakes 2 4.4%

Worst in 2014

Lights 2 4.4%

Worst in 2013

Doors, Latches & Locks 2 4.4%

Worst in 2014

Equipment & Accessories 2 4.4%

Worst in 2022

Transmission & Drivetrain 1 2.2%

Worst in 2020

Complaints filed over time

Every complaint about every Thor Motor Coach Challenger, by the month it reached NHTSA.

Feb 2015 peak 4 May 2026

Compare the Thor Motor Coach Challenger

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.