ON CERTAIN MOTOR HOMES BUILT WITH CUMMINS ISL CM850 DIESEL ENGINES, THE CONNECTING ROD CONTAINS A MACHINING DEFECT IN THE WRIST PIN BUSHING OF THE ROD THAT COULD CAUSE A SEIZURE OF THE PISTON PIN.
Safety risk
IF ALLOWED TO PROGRESS, THIS CAN LEAD TO ENGINE FAILURE WITH THE POSSIBILITY OF THE ROD RUPTURING THE LOCK CAVITY, OIL AND DEBRIS ON THE ROADWAY AND VEHICLE CRASH.
Manufacturer remedy
MONACO IS WORKING WITH CUMMINS TO RECALIBRATE THE ENGINE CONTROL MODULE AND ENHANCE THE ENGINE PROTECTION SYSTEM ENABLING IT TO PROVIDE EARLY DETECTION OF THE FAILURE MODE AND AVOID MORE SERIOUS ENGINE DAMAGE AND RESULTANT SAFETY HAZARD. CUMMINS WILL ALSO INSTALL A NEW VALVE COVER WITH A CRANKCASE PRESSURE SENSOR FREE OF CHARGE (PLEASE SEE 07E033). OWNERS MAY CONTACT CUMMINS AT 800-343-7357 OR MONACO AT 1-800-685-6545.
Equipment: recreational vehicle/trailer: LPG systems: water heater
Manufacturer
MONACO COACH CORPORATION
Vehicles affected
1,606
Reported to NHTSA
2005-05-13
Owners notified
2005-05-12
Defect description
ON CERTAIN CLASS A MOTOR HOMES EQUIPPED WITH VEHICLE SYSTEMS' AQUA-HOT AND HYDRO-HOT WATER HEATERS, WHICH USE WEBASTO BURNER TUBES, THE BURNER TUBES DO NOT MEET SPECIFICATIONS AND COULD FAIL PREMATURELY.
Safety risk
THE SURFACE TEMPERATURE OF THE EXHAUST TUBE EXITING FROM THE HEATER CAN INCREASE AND COULD POTENTIALLY IGNITE COMBUSTIBLE MATERIALS IN OR AROUND THE VEHICLE.
Manufacturer remedy
DEALERS WILL REPLACE THE COMBUSTION CHAMBERS (BURNER TUBES) WITH A NEW ONE FREE OF CHARGE. OWNERS MAY CONTACT MONACO AT 1-800-685-6545.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints recorded for this model year.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.