2017 Trail Boss Twister Horse Trailer Recall: Trail Boss Conversions, Inc
NHTSA campaign 18V310000 · Equipment · filed May 14, 2018 · verified Jul 30, 2026
The defect
Trail Boss Conversions, Inc. (Trail Boss) is recalling one 2017 Twister Horse Trailer equipped with a Norcold N306 mini refrigerator that may have a loose or missing propane gas valve test port screw.
The risk
The loose or missing propane gas port screw can allow propane gas to leak when the refrigerator is used in 'gas' mode, increasing the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Trail Boss has notified the dealer that is in possession of the one affected vehicle and the dealer will install and tighten the gas valve port screw, as necessary, free of charge. The recall began on May 25, 2018. Owners may contact Trail Boss customer service at 1-877-546-9074.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Trail Boss | Twister Horse Trailer | 2017 |
Source: NHTSA recall database, campaign 18V310000. Data last verified Jul 30, 2026.