2000 Monaco Coach Diplomat Problems
- Complaints
- 14filed with NHTSA
- Median mileage
- 24,184miles, 5 complaints with mileage
- Recalls
- 2campaigns on record
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
Sources: NHTSA records for the 2000 Monaco Coach Diplomat (complaints, recalls, investigations). Report an error
NHTSA recorded 14 consumer complaints for the 2000 Monaco Coach Diplomat. The part named most often is body and structure, with 6 complaints (43% of the total), followed by equipment (3) and visibility (3). 5 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 24,184 miles. Of all complaints, 1 involved a crash, 1 a fire, 1 an injury, according to the filers. NHTSA lists 2 recall campaigns and 0 technical service bulletins for this model year. Equipment complaints overlap with 1 recall campaign filed under the same part.
This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.
Which parts are reported most
Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.
- Body and structure6 43%
- Equipment3 21%
- Electrical system2 14%
- Other or unknown1 7.1%
- Suspension1 7.1%
- Tires1 7.1%
Example complaints
Body and structure: “On 10/15/02 while driving my rv to a campground, I detected a very strong odor of antifreeze inside the rv and noticed wetness on the carpet near the fire wall. It rendered the defrosting of the front windshield nil and couldn't hardly see outside and damage the side compartment of the r.v. The unit was under warranty and monaco replaced the damaged heater core on 12/23/02. On 1/20/08 on a trip to orlando the same problem occurred again. I almost passed out at the wheel because of the strong odor of antifreeze leaking again inside the coach. Same problem: spited heater core. …”
NHTSA complaint #10217135, filed 2008-02, 16,000 milesEquipment: “This involves a norcold 1200 lrim refrigerator and a 2000 monaco Diplomat 40 pbd motorcoach. When the refer was removed to conduct the recall work, it was found to have caught fire previously, and had signs of serious overheating, causing the case of the refrigerator to paralyze (aluminum foil coating, paper backing and foam insulation behind flue tube). …”
NHTSA complaint #10231893, filed 2008-06, 24,184 milesVisibility (wipers, defrost, mirrors): “The contact stated while driving 55 MPH on normal road conditions, the rv's windshield cracked and became loose. The incident happened after a year of operation. The windshield was replaced at a vehicle glass shop. The dealership did not assume any responsibility over the windshield failure. The consumer stated the windshield moved over an inch. Updated 09/20/06.”
NHTSA complaint #10166802, filed 2006-08, 32,000 milesElectrical system: “While driving the coach lost all power, the engine shut down, power steering and all electrical systems, after stopping, consumer contaced the monaco technical assistance and without any cross examination the problem was identified as a weak relay, a new relay was shipped to consumer and was installed, which corrected the problem. …”
NHTSA complaint #561987, filed 2001-07Mileage when problems were reported
100% of the 5 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 16,000 and 32,000 miles.
Complaints by year filed
Fewer than 15 complaints, too few for a reliable trend.
Recalls and investigations
- 08V257000Jun 5, 2008Equipment › Recreational vehicle/trailerCovers: Monaco Coach Diplomat 1999–2002, Holiday Rambler Vacationer 1998–2002, Monaco Coach Dynasty 1998, 2000–2003 +24 more
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.
- 01V128005Apr 30, 2001Seat belts › Front › Buckle assemblyCovers: Monaco Coach Diplomat 2000–2001, Dynasty 2000–2001, Windsor 2000–2001 +13 more
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.
Recall details for the 2000 Monaco Coach Diplomat → · Check a VIN at nhtsa.gov/recalls
Technical service bulletins
No technical service bulletins are on record for the 2000 Monaco Coach Diplomat.
Other model years of the Monaco Coach Diplomat
| Year | Complaints | Median mi | Recalls | Crash ★ | MPG | Score (50 = typical) | Trend |
|---|---|---|---|---|---|---|---|
| 2001 | 6 | 29,000 | 4 | — | — | — | Not enough data |
| 2000 | 14 | 24,184 | 2 | — | — | — | Not enough data |
| 1999 | 10 | 38,218 | 3 | — | — | — | Not enough data |
All Monaco Coach Diplomat model years
Frequently asked questions
How many NHTSA complaints does the 2000 Monaco Coach Diplomat have?
NHTSA recorded 14 consumer complaints for the 2000 Monaco Coach Diplomat as of Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
What part of the 2000 Monaco Coach Diplomat is reported most often?
Body and structure is named most often, in 6 complaints (43% of the total), followed by equipment with 3.
Has the 2000 Monaco Coach Diplomat been recalled?
NHTSA lists 2 recall campaigns for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.
At what mileage are problems with the 2000 Monaco Coach Diplomat reported?
Among the 5 complaints that include a mileage, the median is 24,184 miles and the middle half falls between 16,000 and 32,000 miles; 100% were filed for vehicles with under 50,000 miles.
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.