The defect
Thor Motor Coach (TMC) is recalling certain 2020 Chateau, Daybreak, Four Winds, Freedom Elite, Majestic, Outlaw and Quantum motorhomes. The battery cables may loosen on the battery isolation manager (BIM) or battery isolation relay (BIR), causing premature BIN/BIR failure or electrical arcing.
The risk
The loose connection can causing arcing, increasing the risk of a fire.
The remedy
TMC will notify owners, and dealers will install lock washers to properly secure the battery cable to the BIM/BIR. If the cable was loose, dealers will also replace the BIM/BIR, free of charge. The recall began October 10, 2019. Owners may contact TMC customer service at 1-877-855-2867. TMC's number for this recall is RC000172.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Thor Daybreak | 2020 |
| Thor Motor Coach Chateau | 2020 |
| Thor Motor Coach Four Winds | 2020 |
| Thor Motor Coach Freedom Elite | 2020 |
| Thor Motor Coach Majestic | 2020 |
| Thor Motor Coach Outlaw | 2020 |
| Thor Motor Coach Quantum | 2020 |
Components: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Thor Daybreak | 2020 | 0 | 3 |
| Thor Motor Coach Chateau | 2020 | 0 | 7 |
| Thor Motor Coach Four Winds | 2020 | 1 | 6 |
| Thor Motor Coach Freedom Elite | 2020 | 2 | 7 |
| Thor Motor Coach Majestic | 2020 | 0 | 1 |
| Thor Motor Coach Outlaw | 2020 | 4 | 3 |
| Thor Motor Coach Quantum | 2020 | 0 | 7 |
Other electrical system recalls in 2019
88 of the 880 recall campaigns reported to NHTSA in 2019 concerned the electrical system; Thor Motor Coach filed 124 campaigns in all.
| 19V922000 27 Dec 2019 | Autocar, LLC |
| 19V888000 12 Dec 2019 | General Motors LLC |
| 19V883000 11 Dec 2019 | BMW of North America, LLC |
| 19V876000 11 Dec 2019 | Toyota Motor Engineering & Manufacturing |
| 19V882000 11 Dec 2019 | Indian Motorcycle Company |
| 19V881000 11 Dec 2019 | Polaris Inc. |
| 19V871000 9 Dec 2019 | Proterra Inc. |
| 19V861000 4 Dec 2019 | REV Recreation Group |
NHTSA recalls (public domain) · all recalls of 2019