NHTSA recall 20V711000
Electrical system
Thor Motor Coach Daybreak and 6 more
Reported Nov 17, 20201,074 vehicles affectedThor Motor CoachMaker’s number RC000206
The defect
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.
The risk
Water may get into the BIM/BIR and create electrical arcing, increasing the risk of a fire.
The 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.