Triple E RV Wonder: problems, complaints, bulletins
Summary for the Triple E RV Wonder across 8 model years: 0 owner complaints and 18 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 10 |
| Equipment | 0 | 0 | 10 |
| Structure | 0 | 0 | 2 |
| Other | 0 | 0 | 5 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- THE SOLAR PANELS MAY SUPPLY 12V POWER TO THE MOTORHOME IF THE ENTRY MOUNTED BATTERY DISCONNECT SWITCH IS…
- During the manufacturing process it was noticed that the 40amp Zamp solar controller owner's manual was…
- The Zamp solar panel 2 port combiner box is insufficiently sealed to the roof of the motorhome for water…
- The 2023 Wonder W24RTB motorhome has the incorrect 30 amp 120V electrical wiring schematic provided in the…
- A substitute Dometic cooktop model PI8022 was installed on certain 2022 Unity & Wonder motorhomes
- ON CERTAIN 2021 WONDER W24MB MOTORHOMES THERE IS AN UNSEALED 76MM HOLE IN THE FLOOR VISIBLE FROM UNDER THE…
- The Victron Battery Protect BP100 is allowing the AGM batteries to be drawn down lower than 11.25V than…
- On certain 2020 & 2021 Wonder models the Firefly Multiplex panel requires a software update to version 3.1.2
- The hitch & towing information for the 2019 & 2020 Wonder W24RTB was omitted from the owner manual
- On the 2021 Wonder motorhome the Xantrex inverter electronic breaker is set to 20A and will not charge the…
- THE LP/CO DETECTOR DECALS WERE NOT INSTALLED NEAR THE LP/CO DETECTOR IN THE MANUFACTURING PROCESS
- THE FIREFLY MULTIPLEX SYSTEM INDICATING THE PROPANE LEVELS MAY INDICATE A "DISC" (DISCONNECTED) READING…
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.