NHTSA Campaign 07V311000

ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Issued by MONACO COACH CORPORATION · Reported Jul 20, 2007 · 747 vehicles affected

What's wrong

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.

Consequence

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.

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.

Vehicles affected by this recall

Make Model Year Units
BEAVER COACH CONTESSA 2007 747
HOLIDAY RAMBLER ENDEAVOR 2006 747
HOLIDAY RAMBLER ENDEAVOR 2007 747
HOLIDAY RAMBLER IMPERIAL 2006 747
HOLIDAY RAMBLER IMPERIAL 2007 747
HOLIDAY RAMBLER SCEPTER 2006 747
HOLIDAY RAMBLER SCEPTER 2007 747
MONACO COACH CAMELOT 2006 747
MONACO COACH CAMELOT 2007 747
MONACO COACH DIPLOMAT 2006 747
MONACO COACH DIPLOMAT 2007 747
MONACO COACH DYNASTY 2006 747
MONACO COACH DYNASTY 2007 747
MONACO COACH WINDSOR 2006 747

Source: NHTSA Campaign 07V311000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.