Recall 21V306000: 2017–2021 Tiffin BUS and 1 other model
- Report received
- Apr 30, 2021
- Manufacturer
- Tiffin Motorhomes, Inc.
- Potentially affected
- 3,198vehicles
- Model years
- 2017–2021
Check your own vehicle. A recall applies only to vehicles within the affected build range. Enter your VIN at nhtsa.gov/recalls. Recall repairs are free at a franchised dealer.
What NHTSA recorded
Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2017-2021 Bus and Phaeton vehicles. The sealing washer may not seat correctly in the pilot bore, allowing the high pressure fuel rail assembly to leak.
Possible consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
Tiffin will work with Cummins to inspect the rail threads , and replace the rail and fuel lines if damage is found, free of charge. Owner notification letters were mailed August 11, 2021. Owners may contact Tiffin customer service at 1-256-356-8661.
Affected model years
Pages for each model year show complaints, parts, mileage and other recalls.
- 2017 Tiffin BUS0 complaints
- 2018 Tiffin BUS1 complaints
- 2019 Tiffin BUS1 complaints
- 2020 Tiffin BUS1 complaints
- 2021 Tiffin BUS0 complaints
- 2017 Tiffin Phaeton1 complaints
- 2018 Tiffin Phaeton3 complaints
- 2019 Tiffin Phaeton4 complaints
- 2020 Tiffin Phaeton2 complaints
- 2021 Tiffin Phaeton3 complaints
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.