2019–2020 Serenity S24CB, 2019–2021 Triple E RV Wonder, 2019–2021 Triple E Unity Recall: An incorrect brass connector was used on the propane connection to the…
NHTSA campaign 20V669000 · Equipment · filed Oct 29, 2020 · verified Jul 30, 2026
The defect
Triple E Recreational Vehicles (Triple E) is recalling certain 2019-2020 Serenity S24CB, 2019-2021 Unity U24MB, U24RL, U24FX, U24CB, U24IB, U24TB, and 2019-2021 Wonder W24FTB, W24RTB, W24RL, W24MB motorhomes. An incorrect brass connector was used on the propane connection to the flared connection of the Truma water heater fitting. The connector did not have the correct bevel to seal to the Truma water heater swivel fitting.
The risk
The wrong connector may cause a propane leak to occur, 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 replace the incorrect brass connector with the correct brass connector (part number115-3219), free of charge. The recall began November 17, 2020. Owners may contact Triple E customer service at 1-877-992-9906. Triple E's number for this recall is CA#9822-1.
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 20V669000 (manufacturer number CA#9822-1). Data last verified Jul 30, 2026.