Is the 2017 Thor Motor Coach Challenger reliable?

There isn't enough NHTSA complaint data on file yet to give this model year a verdict.

What are the most common problems with the 2017 Thor Motor Coach Challenger?

The most-reported component is structure, accounting for 100% of complaints on file.

How many recalls does the 2017 Thor Motor Coach Challenger have?

5 recalls on file for this model year.

2017 Thor Motor Coach Challenger

○ Not enough data

2017 Thor Motor Coach Challenger
RENDERED 2026-11-01T13:49:36.787Z

Only 5 complaints on file — too few for a fair verdict.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

Only 5 complaints on file — too few for a fair verdict. The data below is complete but unranked.

How is this computed?

Complaints: 5
Recalls: 5
Investigations: 1
Top problem: —

Complaints per year

2017: 5 complaints

View as data table

Year	Complaints
2003	0
2004	0
2005	0
2006	0
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	2
2014	6
2015	5
2016	7
2017	5
2018	0
2019	1
2020	1
2021	3
2022	2
2023	1

Known problem areas

Only 5 complaints on file for this model year — too few to rank by share. Raw counts only, below.

Structure

5 of 5 total reports mention: structure, most commonly citing body.

Show complaint excerpts

The plunger on the trimark door handle/lock mechanism broke internally, locking us outside of our motor home. The motor home was parked.

NHTSA ODI report, 2018-08-08

On 04/16/2018AT approximately 1:15 while traveling west on i-40 midway between mile MARKER238AND236I heard a loud noise from the left side of the coach.

NHTSA ODI report, 2018-05-21

We have owned our vehicle for 14 months with under 7000 miles driven and used approximately 12 times for trips. While we were preparing to leave, the trimark entry door latch broke leaving 3 people trapped inside and me outside.

NHTSA ODI report, 2017-10-29

Safety timeline

5 recalls · 1 investigation · oldest first

To check one car, enter its VIN on the NHTSA recall page. Check a VIN →

R

2017-08-03Equipment17V362000 Thor Motor Coach (Thor) is recalling certain 2017 Challenger 37YT motorhomes. The exhaust pipe from the onboard gasoline generator may be mislocated or missing completely on the subject vehicles.

Remedy: TMC will notify owners, and dealers will inspect the motorhomes for proper generator exhaust installation and routing, replacing or reinstalling the exhaust, as necessary, free of charge. The recall began on August 3, 2017.

Check if this car was fixed →
R

2017-11-15Equipment17V634000 Thor Motor Coach (TMC) is recalling certain 2017-2018 Challenger, Axis, Chateau, Four Winds, Hurricane, Miramar, Palazzo, Tuscany, Vegas, Venetian, and Windsport motorhomes.

Remedy: 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.

Check if this car was fixed →
R

2018-01-15Equipment17V758000 Thor Motor Coach (Thor) is recalling various 2003-2018 recreational vehicles, equipped with Kidde Plastic-Handle or Push Button 'Pindicator' Fire Extinguishers.

Remedy: Thor will notify owners, instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall began on January 15, 2018.

Check if this car was fixed →
R

2019-01-10Visibility18V812000 Thor Motor Coach (TMC) is recalling certain 2017-2019 Thor Challenger, Miramar, and Outlaw motorhomes. The motorized windshield roller shade at the driver's seating position may unroll without warning while driving.

Remedy: TMC will notify owners, and dealers will install a fastener to ensure the motor will not allow the shade to roll down during while driving. The recall began January 10, 2019. Owners may contact TMC customer service at 1-877-855-2867.

Check if this car was fixed →
I
2020-11-23Preliminary evaluationClosed 2024-12-13 Trimark 060-1650 Door Latch Failures
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2021-12-28Structure21V845000 Thor Motor Coach (TMC) is recalling certain 2017 Challenger, Miramar, and Outlaw motorhomes. The external compartment outer door skin may separate from the motorhome during transit.

Remedy: Dealers will inspect the compartment door skin and replace the door as necessary, free of charge. Owner notification letters were mailed December 28, 2021. Owners may contact TMC customer service at 1-877-855-2867.

Check if this car was fixed →

Buy-smart checklist

2017 Thor Motor Coach Challenger — pre-purchase inspection

Inspect

Structure: 5 reports on file for this year.

Verify these recalls were completed

Recall 17V362000 · Equipment
Recall 17V634000 · Equipment
Recall 17V758000 · Equipment
Recall 18V812000 · Visibility
Recall 21V845000 · Structure

FAQ

Is the 2017 Thor Motor Coach Challenger reliable?: There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2017 Thor Motor Coach Challenger?: The most-reported component is structure, accounting for 100% of complaints on file.
How many recalls does the 2017 Thor Motor Coach Challenger have?: 5 recalls on file for this model year.

Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.