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2008 Monaco Coach Diplomat

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 0 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Equipment. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

What owners actually said

2 reports
Mileage unknown · Feb 28, 2012
Electrical System

I HAVE A 2008 MONACO DIPLOMAT MOTORHOME WHICH HAS A ITS-50R TRANSFER SWITCH MANUFACTURED BY IOTA ENGINEERING, TUCSON, AZ. TWO RV MANUFACTURES, NAVISTAR AND KEYSTONE, HAVE DONE VOLUNTARY RECALLS UNDER CAMPAIGN NUMBERS 12V060000 AND 11V577000. MY UNIT IS NOT ON THE RECALL BECAUSE NAVISTAR PURCHASED MONACO CORPORATION UNDER CHAPTER…

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I HAVE A 2008 MONACO DIPLOMAT MOTORHOME WHICH HAS A ITS-50R TRANSFER SWITCH MANUFACTURED BY IOTA ENGINEERING, TUCSON, AZ. TWO RV MANUFACTURES, NAVISTAR AND KEYSTONE, HAVE DONE VOLUNTARY RECALLS UNDER CAMPAIGN NUMBERS 12V060000 AND 11V577000. MY UNIT IS NOT ON THE RECALL BECAUSE NAVISTAR PURCHASED MONACO CORPORATION UNDER CHAPTER 7 AND ASSUMED NO LIABILITY FOR MOTORHOMES BUILD UNDER THE MONACO CORPORATION NAME. THE NHTSA NEEDS TO START AN INVESTIGATION ON THIS TRANSFER SWITCH. IT HAS BEEN REPORTED BY NUMEROUS TRAILER TRAILER, FIFTH WHEEL, AND MOTORHOMES OWNERS THAT THESE UNITS HAVE GOTTEN HOT TO THE POINT OF BURNING WIRES AND CAUSING FIRES. ACCORDING TO SOURCES SOME OF THE INTERNAL PARTS OF SOME UNITS MAY HAVE BEEN MADE FROM INFERIOR MATERIALS WHICH OVER TIME DEGRADE AND INCREASE RISK OF OVER HEAT. *TR

NHTSA ODI #10449599

Mileage unknown · Apr 11, 2010
EquipmentStructure

INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) THIS COMPLAINT INVOLVES A LARGE PATIO AWNING MANUFACTURED BY CAREFREE OF COLORADO. THE MODEL OF THE AWNING IS THEIR ECLIPSE MODEL. THE ONLY THING THAT HOLDS THE AWNING IN PLACE ON THE RV, AS IT IS GOING DOWN THE ROAD, IS THE MOTOR. T…

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INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) THIS COMPLAINT INVOLVES A LARGE PATIO AWNING MANUFACTURED BY CAREFREE OF COLORADO. THE MODEL OF THE AWNING IS THEIR ECLIPSE MODEL. THE ONLY THING THAT HOLDS THE AWNING IN PLACE ON THE RV, AS IT IS GOING DOWN THE ROAD, IS THE MOTOR. THERE HAVE BEEN MANY CASES OF MOTOR FAILURE, ESPECIALLY IN THE SHAFT, THAT HAVE LED TO THE PATIO AWNING DEPLOYING WHILE TRAVELING ON A HIGHWAY, CREATING A VERY UNSAFE CONDITION TO THE MOTORING PUBLIC, THE MOTORHOME PASSENGERS, AND ESPECIALLY ANY VEHICLE IN THE IMMEDIATELY VICINITY OF THE TRAVELING MOTORHOME, AND THE DRIVER TRIES TO GET TO THE SIDE OF THE HIGHWAY AND PULL OFF TO STOP. THESE INCIDENTS ARE ON GOING, AND IT IS UNKNOWN HOW MANY ACCIDENTS HAVE BEEN CAUSED, OR WHAT TYPE. OBVIOUSLY IT IS A VERY DANGEROUS SITUATION, WHICH COULD CERTAINLY LEAD TO A VERY SERIOUS ACCIDENT. PLEASE LOOK INTO THIS SITUATION, AND POSSIBLY COMPEL THE MANUFACTURER, CARFREE OF COLORADO TO TAKE SOME STEPS TO REMIDY THE SITUATION, POSSIBLY BY MAKING AVAILABLE SOME T;YPE OT LOCKING DEVICE OTHER THAN JUST A SHAFT, FLATTENED ON ONE OR TWO PLACES TO HOLD THE AWNING IN PLACE AS THE VEHICLE TRAVELS DOWN THE ROAD AT 60 OR 70 MPH, SOMETIMES INTO A WIND BLOWING 50 MPH. [XXX] *TR

NHTSA ODI #10324947

Official recalls

2

10V284000 · Service Brakes, Hydraulic:pedals And Linkages

Jun 25, 2010

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.

Consequence & remedy

Consequence: A REDUCTION IN BRAKING OR INTERFERENCE WITH THE THROTTLE PEDAL COULD RESULT IN A CRASH.

Remedy: KPPS WILL PROVIDE A CLAMP ASSEMBLY KIT ALONG WITH INSTALLATION INSTRUCTIONS FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JULY 16, 2010. OWNERS MAY CONTACT KPPS AT 1-877-485-6647.

07V404000 · Equipment:recreational Vehicle/trailer

Sep 6, 2007

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.

Consequence & remedy

Consequence: THIS CONDITION COULD RESULT IN CARBON MONOXIDE POISONING.

Remedy: MONACO IS WORKING WITH ATWOOD TO HAVE THE TUBES REPLACED ON THESE RANGES. THE RECALL BEGAN ON DECEMBER 14, 2007. OWNERS MAY CONTACT ATWOOD AT 1-800-348-7418 OR MONACO AT 1-800-685-6545.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.