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2020 Thor Motor Coach SequenceProblems, recalls & complaints

NHTSA has logged 1 owner complaint about the 2020 Thor Motor Coach Sequence, most often about the engine. It is covered by 1 safety recall, and for recall 20V-424 the manufacturer reports only 55% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls1Lowest repair rate 55%Owner complaints10 with a crash, fire or injuryTop problem1Engine

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through January 22, 2026. Updated daily.

Complaints by system

Where the 2020 Thor Motor Coach Sequence has problems

1 complaint grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

1 recall

2020 Thor Motor Coach Sequence recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

55%repaired · 2022 Q2

Seat belts

Recall 20V-424 · Jul 22, 2020 · 49 vehicles · 27 repaired

Risk. Inability to use the seat belt may increase the risk of injury in the event of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Thor Motor Coach.

Best & worst years

2020 vs. every other Sequence year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Sequence median. How we score

'20'21'22'23'24
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Sequence owners report

Recent engine complaints filed with NHTSA, shortened. Personal details are removed.

I am the owner of a Thor Sequence 20K RV built on a 2022 Ram ProMaster 3500 chassis, purchased new in Florida. My vehicle Vin [XXX] is subject to safety recall # 25V-720 involving a potential engine fire- compartment fire risk. There is no repair or remedy currently available and no timeline has…
Complaint 11712651 · Jan 22, 2026

Own a 2020 Sequence?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.