2021–2022 Tiffin Allegro, 2021–2022 Tiffin Phaeton Recall: A fuel leak may occur from the fuel hose between the fuel pump and remote…
NHTSA campaign 21V545000 · Fuel System, Diesel · filed Jul 20, 2021 · verified Jul 30, 2026
The defect
Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2021-2022 Allegro Bus and Phaeton motorhomes, equipped with certain Cummins L9 diesel engines. A fuel leak may occur from the fuel hose between the fuel pump and remote filter head.
The risk
A fuel leak in the presence of an ignition source can increase 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
Dealers will replace the fuel hoses, free of charge. Owner notification letters were mailed September 10, 2021. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-117.
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.nhtsa.gov.
Affected vehicles
Related recalls
More Tiffin Allegro recalls
- 2023 Tiffin Allegro and 5 other models — Fitting on the non-leaching hose connected to the LPG…
- 2021–2023 Tiffin Allegro and 4 other models — Output line on the LPG tanks may not connect properly to…
- 2021–2022 Tiffin Allegro and 1 other model — Slide-room may extend out 6 to 8 inches while parked or…
- 2018–2022 Tiffin Allegro and 1 other model — Buss bar may be improperly secured, which can cause…
- 2018–2022 Tiffin Allegro and 5 other models — Sofa seat belts may not have been installed correctly…
Other campaigns involving Tiffin vehicles
Source: NHTSA recall database, campaign 21V545000 (manufacturer number TIF-117). Data last verified Jul 30, 2026.