The defect
Newmar Corporation (Newmar) is recalling certain 2019 Mountain Aire, 2020-2021 New Aire, 2020-2022 Super Star, 2018-2021 Ventana, and Dutch Star vehicles equipped with certain Cummins diesel engines. The sealing washer may not seat correctly in the pilot boreholes, allowing the high-pressure fuel rail assembly to leak.
The risk
A fuel leak in the presence of an ignition source increases the risk of a fire.
The remedy
Cummins service centers will inspect the rail threads and fuel lines, and replace the rail as necessary, free of charge. Owner notification letters were mailed on August 24, 2021. Owners may contact Newmar customer service at 1-800-731-8300. Newmar's number for this recall is Cummins 21E-32.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Newmar Dutch Star | 2017, 2018, 2019, 2020, 2021 |
| Newmar Mountain Aire | 2017, 2018, 2019 |
| Newmar NEW Aire | 2020, 2021 |
| Newmar Ventana | 2017, 2018, 2019, 2020, 2021 |
Components: FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Newmar Dutch Star | 2017 | 6 | 18 |
| Newmar Dutch Star | 2018 | 16 | 15 |
| Newmar Dutch Star | 2019 | 23 | 11 |
| Newmar Dutch Star | 2020 | 6 | 10 |
| Newmar Dutch Star | 2021 | 6 | 13 |
| Newmar Mountain Aire | 2017 | 0 | 11 |
| Newmar Mountain Aire | 2018 | 1 | 16 |
| Newmar Mountain Aire | 2019 | 4 | 15 |
| Newmar NEW Aire | 2020 | 5 | 4 |
| Newmar NEW Aire | 2021 | 3 | 10 |
| Newmar Ventana | 2017 | 1 | 14 |
| Newmar Ventana | 2018 | 1 | 14 |
| Newmar Ventana | 2019 | 2 | 14 |
| Newmar Ventana | 2020 | 4 | 7 |
| Newmar Ventana | 2021 | 1 | 12 |
Other fuel system, diesel recalls in 2021
61 of the 988 recall campaigns reported to NHTSA in 2021 concerned the fuel system, diesel; Newmar Corporation filed 120 campaigns in all.
| 21V995000 20 Dec 2021 | Van Hool N.V. |
| 21V996000 20 Dec 2021 | Crane Carrier Company |
| 21V981000 16 Dec 2021 | Terex Advance Mixer, Inc. |
| 21V971000 15 Dec 2021 | Motor Coach Industries |
| 21V969000 14 Dec 2021 | Shyft Group |
| 21V962000 13 Dec 2021 | Sutphen Corporation |
| 21V965000 13 Dec 2021 | Daimler Trucks North America, LLC |
| 21V964000 13 Dec 2021 | Seagrave Fire Apparatus, LLC |
NHTSA recalls (public domain) · all recalls of 2021