2021 Thor Motor Coach Redundant Challenger Recalls
No NHTSA recalls on record for the 2021 Thor Motor Coach Redundant Challenger. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 3 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“On 11/28/2023 my family and I were driving on the freeway I heard what sounded like a soda can explode under my feet in the engine compartment. I immediately lost power brakes and power steering. There was a large amount of smoke instantly. Within about 3 to 5 seconds the cab started to fill with…”
“On 11/28/2023 my family and I were driving on the freeway I heard what sounded like a soda can explode under my feet in the engine compartment. I immediately lost power brakes and power steering. There was a large amount of smoke instantly. Within about 3 to 5 seconds the cab started to fill with…”
“On 11/28/2023 my family and I were driving on the freeway I heard what sounded like a soda can explode under my feet in the engine compartment. I immediately lost power brakes and power steering. There was a large amount of smoke instantly. Within about 3 to 5 seconds the cab started to fill with…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Thor Motor Coach Redundant Challenger as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.