NHTSA lists 1 complaints for the 2011 Monaco Coach Diplomat, 0 of them mention a crash and 1 mention a fire. 0 complaints mention an injury, with 0 injuries and 0 deaths reported.
Data build 2026-10-09.
NHTSA lists this vehicle as MONACO COACH DIPLOMAT.
Model-generated complaint tags: This model year has not been tagged.
Recalls
See new recalls and investigations this week.
4 recalls.
Date: 2012-02-16. Systems: ELECTRICAL SYSTEM.
Defect: NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2008-2010 BEAVER AND CERTAIN MODEL YEAR 2009-2011 MONACO, AND CERTAIN MODEL YEAR 2009-2011 HOLIDAY RAMBLER RECREATIONAL VEHICLES, MANUFACTURED FROM OCTOBER 25, 2007, THROUGH AUGUST 26, 2010, EQUIPPED WITH IOTA ITS-50R 50 AMP AUTOMATIC TRANSFER SWITCHES. THE IOTA ITS-50R 50 AMP AUTOMATIC TRANSFER SWITCH BUS BAR AND/OR ELECTRICAL CONNECTIONS MAY BE INADEQUAT (excerpt)
Consequence: ELECTRICAL OVERLOAD OF THE TRANSFER SWITCH COULD LEAD TO OVERHEATING, AND A FIRE, INCREASING THE RISK OF PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH. (excerpt)
Remedy: NAVISTAR WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE IOTA ITS-50R TRANSFER SWITCH FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MARCH 15, 2012. OWNERS MAY CONTACT NAVISTAR AT 1-800-448-7825. (excerpt)
Do not drive: No. Park outside: No.
Date: 2011-11-17. Systems: VISIBILITY.
Defect: NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2009-2011 BEAVER, HOLIDAY RAMBLER AND MONACO COACH BRAND RECREATIONAL VEHICLES MANUFACTURED FROM JANUARY 11, 2008, THROUGH APRIL 15, 2011. SEE THE ABOVE LIST FOR MODELS. THE FRONT WINDSHIELD SHADE MAY SEPARATE FROM THE CABIN BODY WITHOUT WARNING, POSSIBLY IMPAIRING THE DRIVER'S ABILITY TO SEE THE ROADWAY.
Consequence: AN IMPAIRMENT TO A DRIVER'S ABILITY TO SEE THE ROADWAY COULD CAUSE A VEHICLE CRASH POTENTIALLY RESULTING IN PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH.
Remedy: NAVISTAR WILL NOTIFY OWNERS, AND DEALERS WILL INSPECT THE SHADE MOUNTING CLIPS AND REPAIR THE VEHICLES AS NECESSARY FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DECEMBER 10, 2011.OWNERS MAY CONTACT NAVISTAR AT 1-877-466-6226.
Do not drive: No. Park outside: No.
Date: 2010-11-17. Systems: EQUIPMENT.
Defect: NAVISTAR IS RECALLING CERTAIN RECREATIONAL VEHICLES EQUIPPED WITH 1200-SERIES NORCOLD REFRIGERATORS. THE POPULATION OF REFRIGERATORS BEING ADDRESSED CONTAINS EITHER A SENSING ALGORITHM OR THERMAL SWITCH TO SHUT OFF POWER TO THE REFRIGERATOR WHEN HIGH TEMPERATURES ARE DETECTED IN ORDER TO PREVENT A POTENTIAL FIRE. THE RESPONSE TIMES OF THE SENSOR ALGORITHM AND THERMAL SWITCH DEVICES TO STOP POWER (excerpt)
Consequence: THE SENSING ALGORITHM OR THERMAL SWITCH INSTALLED TO SHUT OFF POWER TO THE REFRIGERATOR WHEN HIGH TEMPERATURES ARE DETECTED DUE TO A POSSIBLE HYDROGEN GAS LEAK MAY NOT SHUT OFF IN SUFFICIENT TIME TO PREVENT A FIRE. (excerpt)
Remedy: NAVISTAR IS WORKING WITH NORCOLD TO IDENTIFY AND NOTIFY ANY AFFECTED OWNERS. OWNERS WILL BE INSTRUCTED TO CONTACT NORCOLD DEALERS TO RECEIVE THE REMEDY FREE OF CHARGE. PLEASE SEE NORCOLD'S DEFECT REPORT 10E-049 FOR ADDITIONAL INFORMATION. THE SAFETY RECALL BEGAN ON DECEMBER 1, 2010. OWNERS MAY CONTACT NORCOLD AT 1-800-767-9101. (excerpt)
Do not drive: No. Park outside: No.
Date: 2010-01-20. Systems: SERVICE BRAKES, HYDRAULIC.
Defect: NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2008-2009 BEAVER CONTESSA, MODEL YEAR 2009 BEAVER MARQUIS, PATRIOT, MONTEREY, MODEL YEAR 2009-2010 HOLIDAY RAMBLER AMBASSADOR, MODEL YEAR 2010-2011 HOLIDAY RAMBLER ENDEAVOR, MODEL YEAR 2009-2010 HOLIDAY RAMBLER IMPERIAL, MODEL YEAR 2010 HOLIDAY RAMBLER NAVIGATOR, AND SCEPTOR, MODEL YEAR 2010 MONACO CAMELOT MODEL YEAR 2010-2011 MONACO DIPLOMAT, MODEL YEAR 20 (excerpt)
Consequence: A REDUCTION IN BRAKING OR INTERFERENCE WITH THE THROTTLE PEDAL COULD RESULT IN A VEHICLE CRASH. (excerpt)
Remedy: NAVISTAR IS WORKING WITH KONGSBERG PLEASE SEE KONGSBERG DEFECT REPORT 09E-064. NAVISTAR WILL RECEIVE KITS AND WILL INSPECT AND INSTALL A C-CLAMP ON THE ADJUSTABLE BRAKE PEDAL. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE RECALL BEGAN ON FEBRUARY 4, 2010. OWNERS MAY CONTACT NAVISTAR AT 1-800-685-6545. (excerpt)
Do not drive: No. Park outside: No.
Manufacturer communications
2 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 1 |
|---|
| EQUIPMENT | 1 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 1 |
|---|
10043109
Date: 2011-12-01. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
MONACO RV: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO INSUFFICIENT GROUND CLEARANCE, THE EXHAUST OF THE AQUA HOT MAY BE ROUTED. MODEL HOLIDAY RAMBLER 2011 SCEPTER, MONACO 2011 CAMELOT, MONACO 2012 DIPLOMAT. *PE
10041987
Date: 2011-11-01. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT, EQUIPMENT ADAPTIVE/MOBILITY.
MONACO RV: REGARDING USAGE OF CERTAIN HYDRAULIC PUMPS FOR LEVELING AND SLIDE OUT OPERATION ON RV VEHICLES. DEFECT BETWEEN MATING OF PUMP AND MANIFOLD MAY FAIL TO OPERATE AND MAY SEIZED MOTOR AND/OR LEAK OIL. *PE