Vehicle recall 04V441000 · September 13, 2004
Monaco Coach Diplomat, Holiday Rambler Imperial and 9 more models
On certain motorhomes equipped with cummins engines, oil can leak into the engine compartment from a crack in the cup plug.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- On certain motorhomes equipped with cummins engines, oil can leak into the engine compartment from a crack in the cup plug.
- Consequence
- Oil leakage on a hot engine can result in an engine compartment fire, possibly resulting in injuries.
- Remedy
- Cummins is conducting the owner notification and remedy for this campaign. Cummins will install a steel cup plug boss cap to all affected engines. Owners should contact cummins customer assistance center at 1-800-343-7357 or monaco at 1-800-685-6545.
- Notes
- Customers can also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Recall details
- NHTSA campaign
- 04V441000
- Reported to NHTSA
- September 13, 2004
- Filed by
- MONACO COACH CORPORATION
- Vehicles potentially affected
- 1,189
- Initiated by
- the manufacturer
- Components
- Engine and engine cooling › Engine › Diesel
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Beaver Coach Santiam (2004): 2004
- Holiday Rambler Ambassador (2004): 2004
- Holiday Rambler Endeavor (2005): 2005
- Holiday Rambler Endeavor Class A (2004): 2004
- Holiday Rambler Imperial (2004-2005): 2005, 2004
- Holiday Rambler Scepter (2005): 2005
- Monaco Coach Camelot (2005): 2005
- Monaco Coach Diplomat (2004-2005): 2005, 2004
- Monaco Coach Dynasty (2004): 2004
- Monaco Coach Knight (2004): 2004
- Monaco Coach Windsor (2004-2005): 2005, 2004
Has your Beaver Coach been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Beaver Coach dealer can also check your VIN. Recall repairs are free.