2020 Serenity S24CB, 2020 Unity U24CB, 2020 Unity U24FX and 7 other models Recall: Copper propane tubing or the propane hoses for the LP appliances may be…
NHTSA campaign 20V054000 · Equipment · filed Jan 31, 2020 · verified Jul 30, 2026
The defect
Triple E Recreational Vehicles (Triple E) is recalling certain 2020 Serenity S24CB, Wonder W24FTB, W24MB and W24RTB, and Unity U24CB, U24FX, U24IB, U24MB, U24RL and U24TB motorhomes. The copper propane tubing or the propane hoses for the LP appliances may be twisted and/or kinked.
The risk
The twist or kink may result in a propane leak, 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
Triple E has notified owners, and dealers will inspect and correct the copper tubing and rubber hose installation as necessary, free of charge. The recall began February 11, 2020. Owners may contact Triple E customer service at 1-877-992-9906. Triple E's number for this recall is CA#9599-1.
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
Related recalls
More Serenity S24CB recalls
Source: NHTSA recall database, campaign 20V054000 (manufacturer number CA#9599-1). Data last verified Jul 30, 2026.