NHTSA campaign 20V711000 · Thor Motor Coach campaign RC000206
Thor Motor Coach Recall 20V-711: BIM/BIR Is Not Watertight
NHTSA recall 20V711000 (Thor Motor Coach campaign RC000206) was reported by Thor Motor Coach on November 17, 2020, with 1,074 vehicles potentially affected (per NHTSA). NHTSA's record lists the Thor Motor Coach Chateau, Thor Motor Coach Daybreak, Thor Motor Coach Four Winds and more for model years 2020–2021. Owners were notified on January 13, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 20V711000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 20V711000 (also written 20V-711 or 20V711)
- Filed by
- Thor Motor Coach
- Thor Motor Coach campaign number
- RC000206
- Report received
- Potentially affected
- 1,074 vehicles (per NHTSA)
- Component
- Electrical System
- Owners notified
Repair completion: 66.48% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 20V711000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 20V711000.
Defect description
Thor Motor Coach (TMC) is recalling certain 2020-2021 Daybreak, Four Winds, Chateau, Freedom Elite, Quantum motorhomes built on a Chevrolet chassis. The BIM (Battery Isolation Manager)/BIR (Battery Isolation Relay) is not watertight when exposed to engine compartment heat.
Safety consequence
Water may get into the BIM/BIR and create electrical arcing, increasing the risk of a fire.
Manufacturer remedy
TMC will notify owners, and dealers will replace the BIM/BIR with a Trombetta solenoid, free of charge. The recall began January 13, 2021. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000206.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Sources
Official NHTSA notice for recall 20V711000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.