2010 Monaco Coach Diplomat Problems, Complaints & Recalls

Source: NHTSA · Updated Dec 5, 2015 · 1 owner complaints analyzed

Compared with other Diplomat years
Not enough data 8th of 13 for complaints
NHTSA crash rating
Not rated

Owners have filed 1 complaint with NHTSA about the 2010 Monaco Coach Diplomat. That ranks 8th out of 13 Diplomat model years for complaints. The most reported problem area is electrical system (1 complaints, 100%), typically at around 19,100 miles. Complaints mention 1 fire. There are 5 safety recalls covering this model year.

Complaints are unverified owner reports and are not adjusted for sales volume.

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Most common 2010 Monaco Coach Diplomat problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Electrical System1 · ~19,100 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Electrical System1100%19,100——

One complaint can list several problem areas, so shares can add up to more than 100%.

2010 Monaco Coach Diplomat recalls (5)

Tap a recall to see the problem, the risk and the fix.

Electrical systemFeb 16, 2012 · NHTSA campaign 12V060000 · 249 vehicles

Problem: 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.

Risk: Electrical overload of the transfer switch could lead to overheating, and a fire, increasing the risk of property damage, personal injury, or death.

Fix: 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.

Equipment:recreational vehicle/trailerNov 17, 2010 · NHTSA campaign 10V588000 · 85 vehicles

Problem: 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.

Risk: 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.

Fix: 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.

EquipmentSep 27, 2010 · NHTSA campaign 10V455000 · 7 vehicles

Problem: 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.

Risk: An overheated receiver could cause a fire.

Fix: Navistar is working with dimplex and dimplex will provide owners a free replacement plug-in remote control kit. The safety recall began during october 2011. Owners may contact dimplex north america customer service at 1-888-346-7539.

Service brakes, hydraulic:pedals and linkagesJun 25, 2010 · NHTSA campaign 10V284000 · 1,960 vehicles

Problem: 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.

Risk: A reduction in braking or interference with the throttle pedal could result in a crash.

Fix: 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.

Service brakes, hydraulic:pedals and linkagesJan 20, 2010 · NHTSA campaign 10V014000 · 56 vehicles

Problem: 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.

Risk: A reduction in braking or interference with the throttle pedal could result in a vehicle crash.

Fix: 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.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

My motor home came equipped with the iota its-50r transfer switch. In july 2010 it caused a fire in the coach which was extinguished by me and a new transfer switch of the same manufacturer was installed on 29 july 2010. On 25 nov 2015 the replacement transfer switch failed (no fire this time) and…

Electrical System · received Dec 5, 2015 · NHTSA complaint 10808577

Other Monaco Coach Diplomat years

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See all Monaco Coach Diplomat problems by year, every Monaco Coach model, or the VIN decoder.

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Frequently asked questions

What are the most common problems with the 2010 Monaco Coach Diplomat?

Owners most often report electrical system problems. The top one, electrical system, accounts for 1 complaint.

Was there a recall on the 2010 Monaco Coach Diplomat?

Yes, 5 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2010 Monaco Coach Diplomat a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Diplomat model years, the 2010 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.