The MONACO COACH DIPLOMAT motorhome has accumulated 172 complaints with NHTSA, with equipment and structural issues being the primary concerns. The 1999 and 2000 model years are particularly problematic, together representing nearly half of all complaints. Electrical system failures and visibility problems also feature prominently in owner reports for this luxury motorhome line.

172
Total Complaints
11
Total Recalls
13
Model Years
6
Reported Deaths
!

Years to Avoid

These years have significantly more complaints than average.

Best Years

These years have the fewest reported problems.

Common Problem Categories

Equipment 32
Structure 30
Electrical System 26
Visibility 24
Tires 10

Complaints by Model Year

All Model Years

Year Complaints Recalls Crashes Fires Rating
2011 2 4 0 2 Good
2010 2 5 0 2 Good
2009 2 1 0 2 Good
2008 6 1 0 0 Good
2007 2 0 0 0 Good
2006 10 0 0 0 Average
2005 2 0 0 2 Good
2004 20 0 0 0 Below Average
2002 4 0 0 0 Good
2001 22 0 6 0 Below Average
2000 54 0 2 4 Avoid
1999 44 0 0 0 Avoid
1998 2 0 0 0 Good

Monaco Coach Diplomat Years to Avoid

1999, 2000

Best Monaco Coach Diplomat Years

2005, 2007, 2008

Frequently Asked Questions