Monaco Coach Diplomat recalls
Every NHTSA recall campaign filed since 2000 that names the Monaco Coach Diplomat, newest first. Last verified Jul 30, 2026.
Units are totals reported across campaigns mentioning this model — NHTSA does not always break unit counts down by model.
Affected components
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →All campaigns
- Feb 16, 2012Fire risk2008–2010 Beaver Coach Contessa, 2009 Beaver Coach Monterey, 2009–2011 Holiday Rambler Ambassador and 8 other models — Electrical System
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 INADEQUATE TO HANDLE THE ELECTRICAL LOAD.
12V060000 · 249 units · NAVISTAR, INC
- Nov 17, 2011Crash risk2009–2010 Beaver Coach Contessa, 2009 Beaver Coach Marquis, 2009 Beaver Coach Patriot and 14 other models — Visibility
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.
11V557000 · 630 units · NAVISTAR, INC
- Nov 17, 2010Fire risk2010–2011 Holiday Rambler Endeavor, 2010–2011 Holiday Rambler Neptune, 2009–2011 Monaco Coach Cayman and 6 other models — Equipment
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 ARE NOT SUFFICIENT.
10V588000 · 85 units · NAVISTAR, INC
- Sep 27, 2010Fire risk2009 Holiday Rambler Alumascape, 2009 Holiday Rambler Ambassador, 2010 Monaco Coach Diplomat and 1 other model — Equipment
NAVISTAR IS RECALLING CERTAIN VEHICLES EQUIPPED WITH DIMPLEX ELECTRAFLAME, SYMPHONY, OR OPTIFLAME BRANDED ELECTRIC FIREPLACES, STOVES, AND FIREPLACE INSERTS. THE PLUG IN REMOTE CONTROL RECEIVER FOR THE FIREPLACE CAN OVERHEAT.
10V455000 · 7 units · NAVISTAR, INC
- Jun 25, 2010Crash risk2008–2010 Beaver Coach Contessa, 2008–2010 Beaver Coach Marquis, 2008–2010 Beaver Coach Monterey and 13 other models — Service Brakes, Hydraulic
KONGSBERG POWER PRODUCTS SYSTEMS I, INC., (KPPS) IS RECALLING ON BEHALF OF MONACO COACH CERTAIN MODEL YEAR 2008-2010 MOTOR HOMES MANUFACTURED AFTER APRIL 2007 AND EQUIPPED WITH PNEUMATIC AND HYDRAULIC ADJUSTABLE BRAKE PEDAL ASSEMBLIES SUPPLIED BY KPPS. THE DRIVE PIN WHICH SECURES THE BRAKE PEDAL ARM TO THE BALANCE OF THE ASSEMBLY MAY BECOME DISENGAGED, THIS MAY CAUSE A REDUCTION IN VEHICLE BRAKING AND/OR CAUSE THE BRAKE PEDAL TO MOVE OUT OF POSITION AND INTERFERE WITH THROTTLE PEDAL FUNCTION.
10V284000 · 2K units · KONGSBERG POWER PRODUCTS SYSTEMS I, INC
- Jan 20, 2010Crash risk2008–2009 Beaver Coach Contessa, 2009 Beaver Coach Marquis, 2009 Beaver Coach Monterey and 11 other models — Service Brakes, Hydraulic
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 2010 MONACO DYNASTY, MODEL YEAR 2009-2010 MONACO KNIGHT AND MODEL YEAR 2010 MONACO SIGNATURE MANUFACTURED FROM JANUARY 22, 2008 THROUGH OCTOBER 27, 2009 ON BEHALF OF MONACO RV WITH KONGSBERG POWER PRODUCTS SYSTEMS ADJUSTABLE BRAKE PEDALS. THE DRIVE PIN WHICH SECURES THE BRAKE PEDAL ARM TO THE BALANCE OF THE ASSEMBLY MAY BECOME DISENGAGED, THIS MAY CAUSE A REDUCTION IN VEHICLE BRAKING AND/OR CAUSE THE BRAKE PEDAL TO MOVE OUT OF POSITION AND INTERFERE WITH THROTTLE PEDAL FUNCTION.
10V014000 · 56 units · NAVISTAR, INC
- Jun 5, 2008Fire risk1999–2001 Beaver Coach Contessa, 2000 Beaver Coach Marquis, 1999–2002 Beaver Coach Patriot and 28 other models — Equipment
MONACO IS RECALLING CERTAIN MOTOR HOMES EQUIPPED WITH NORCOLD REFRIGERATORS. A FATIGUE FAILURE IN THE SECTION OF THE COOLING UNIT WHICH CONTAINS THE REFRIGERANT COULD ALLOW THE LIQUID SOLUTION TO SLOWLY LEAK.
08V257000 · 9K units · MONACO COACH CORPORATION
- Feb 14, 2008Crash risk2006–2007 Holiday Rambler Endeavor, 2006–2007 Monaco Coach Diplomat — Visibility
MONACO IS RECALLING 1,733 MY 2006-2007 DIPLOMAT AND HOLIDAY RAMBLER ENDEAVOR MOTOR HOMES EQUIPPED WITH WIPER SYSTEMS SUPPLIED BY AM EQUIPMENT. THE DRIVE MOTOR LINK BECOMES DISENGAGED DURING OPERATION FROM THE WIPER DRIVE ARM WHERE IT ATTACHES TO THE DRIVE ARM CAUSING THE WIPER SYSTEM TO FAIL.
08V070000 · 2K units · MONACO COACH CORPORATION
- Sep 6, 2007Safety2007–2008 Beaver Coach Contessa, 2007–2008 Holiday Rambler Ambassador, 2007–2008 Holiday Rambler Endeavor and 11 other models — Equipment
ON CERTAIN MOTOR HOMES EQUIPPED WITH ATWOOD SEALED BURNER RANGES, THE RANGE AND SLIDE-IN BURNER TUBES LEADING FROM THE GAS MANIFOLD TO THE BURNER HEADS HAD A DEPRESSION OR 'KINK' IN THE EXTERIOR BEND RESTRICTING PROPER AIRFLOW AND GAS MIXTURE.
07V404000 · 630 units · MONACO COACH CORPORATION
- Jul 20, 2007Crash risk2007 Beaver Coach Contessa, 2006–2007 Holiday Rambler Endeavor, 2006–2007 Holiday Rambler Imperial and 5 other models — Engine and Engine Cooling
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.
07V311000 · 747 units · MONACO COACH CORPORATION
- Aug 24, 2005Crash risk2006 Beaver Coach Monterey, 2006 Holiday Rambler Endeavor, 2006 Holiday Rambler Scepter and 3 other models — Exterior Lighting
ON CERTAIN MOTOR HOMES, THE HEADLIGHT SWITCH IN THE FRONT ELECTRICAL BOX/FIREWALL CAN OVERLOAD.
05V366000 · 451 units · MONACO COACH CORPORATION
- Dec 23, 2004Crash risk2005 Beaver Coach Santiam, 2005 Holiday Rambler Endeavor, 2004–2005 Holiday Rambler Scepter and 5 other models — Equipment
ON CERTAIN MOTOR HOMES, THE WATER HEATER EXHAUST ON THE CURVE SIDE WALL UNDER THE BACK SIDE OF THE KITCHEN SLIDEOUT ROOM BOX TERMINATES UNDER THE SLIDE BOX WHEN IN THE EXTENDED POSITION. THIS DESIGN COULD CREATE A RISK OF MIGRATION OF CARBON MONOXIDE INTO THE INTERIOR OF THE MOTOR HOME.
04V598000 · 86 units · MONACO COACH CORPORATION
- Sep 13, 2004Fire risk2004 Beaver Coach Santiam, 2004 Holiday Rambler Ambassador, 2005 Holiday Rambler Endeavor and 8 other models — Engine and Engine Cooling
ON CERTAIN MOTORHOMES EQUIPPED WITH CUMMINS ENGINES, OIL CAN LEAK INTO THE ENGINE COMPARTMENT FROM A CRACK IN THE CUP PLUG.
04V441000 · 1K units · MONACO COACH CORPORATION
- Oct 10, 2003Safety1999 Monaco Coach Diplomat — Equipment
ON CERTAIN MOTOR HOMES, THE FEDERAL IDENTIFICATION TAG ON BOTH 36' AND 38' MODELS WAS INCORRECT. THE INITIAL TAG SHOWS THE PSI AS 90 LBS. FRONT AND 100 LBS. REAR. THE CORRECT PSI IS 105 FRONT AND 115 REAR. ALSO, THE FEDERAL IDENTIFICATION TAG ON CERTAIN UNITS INCORRECTLY STATES THAT THE UNIT WAS BUILT WITH A TAG AXLE.
03V386000 · 888 units · MONACO COACH CORP.
- May 8, 2003Fire risk1998 Beaver Coach Contessa, 1998 Beaver Coach Monterey, 1998–1999 Beaver Coach Patriot Thunder and 31 other models — Equipment
ON CERTAIN MOTORHOMES, FIFTH WHEELS AND TRAVEL TRAILERS EQUIPPED WITH NORCOLD REFRIGERATOR COOLING UNITS MODEL NUMBERS 1200LR AND 1200RIM, THESE REFRIGERATORS CAN EXPERIENCE LOW CYCLE FATIGUE FAILURE WHICH CAN LEAD TO THE LIQUID SOLUTION SLOWLY LEAKING FROM THE SEALED, PRESSURIZED COOLING UNIT THROUGH A SMALL CRACK.
03V166000 · — · MONACO COACH CORP.
- Mar 17, 2003Safety1998 Monaco Coach Diplomat — Equipment
ON CERTAIN MOTOR HOMES, THE PSI RECORDED ON THE FEDERAL CERTIFICATION LABEL IS INCORRECT. THE INITIAL LABEL SHOWS PSI AS 90 LBS FRONT AND 100 REAR. THE CORRECT INFORMATION SHOULD BE A PSI OF 105 FRONT AND 115 REAR.
03V102000 · 221 units · MONACO COACH CORP.
- Jan 7, 2002Crash risk2001 Holiday Rambler Endeavor, 2001 Holiday Rambler Imperial, 2001–2002 Holiday Rambler Navigator and 10 other models — Service Brakes, Air
ON CLASS A MOTOR HOMES BUILT WITH A STEERABLE AUXILIARY AXLE AND EQUIPPED WITH CERTAIN MERITOR-WABCO BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES, THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE BRAKE APPLICATION IS RELEASED.
02V013001 · 6K units · MONACO COACH CORP.
- Apr 30, 2001Crash risk2000–2001 Holiday Rambler Admiral, 2000–2001 Holiday Rambler Ambassador, 2000–2001 Holiday Rambler Endeavor and 14 other models — Seat Belts
VEHICLE DESCRIPTION: CLASS A MOTOR HOMES EQUIPPED WITH SAFETY BELT ASSEMBLIES BUILT BY AM-SAFE. ON SOME SEAT BELTS, THE BUCKLE AND CONNECTOR MAY UNLATCH DURING A COLLISION.
01V128005 · 3K units · MONACO COACH CORP.
- Oct 11, 2000Fire risk2001 Monaco Coach Diplomat — Equipment
VEHICLE DESCRIPTION: CLASS A MOTOR HOMES PRODUCED ON ROADMASTER CHASSIS. A 12VDC 50 AMP MINI-BREAKER ON THE REFRIGERATOR SUPPLY WIRE RATHER THAN A 12 VDC 30 AMP BREAKER.
00V297000 · 31 units · MONACO COACH CORP.