2004 MONACO COACH DIPLOMAT — Problems, Recalls & Safety Data
N/A
Safety Rating
10
Owner Complaints
1
Recall
0
Service Bulletins
0
Investigations
Overview of the 2004 MONACO COACH DIPLOMAT
The 2004 MONACO COACH DIPLOMAT has received a total of 10 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There has been 1 recall campaign affecting this vehicle, covering issues with ENGINE AND ENGINE COOLING:ENGINE:DIESEL. The most commonly reported problems involve the Electrical System (2 complaints), Service Brakes Hydraulic (2 complaints), and Structure (2 complaints).
Recalls for the 2004 MONACO COACH DIPLOMAT
NHTSA has recorded 1 recall for the 2004 MONACO COACH DIPLOMAT, potentially affecting up to 1,189 vehicles.
Recall 04V441000 — ENGINE AND ENGINE COOLING:ENGINE:DIESEL
| 1,189 vehicles affected
Defect: ON CERTAIN MOTORHOMES EQUIPPED WITH CUMMINS ENGINES, OIL CAN LEAK INTO THE ENGINE COMPARTMENT FROM A CRACK IN THE CUP PLUG.
Consequence: OIL LEAKAGE ON A HOT ENGINE CAN RESULT IN AN ENGINE COMPARTMENT FIRE, POSSIBLY RESULTING IN INJURIES.
Remedy: CUMMINS IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY FOR THIS CAMPAIGN. CUMMINS WILL INSTALL A STEEL CUP PLUG BOSS CAP TO ALL AFFECTED ENGINES. OWNERS SHOULD CONTACT CUMMINS CUSTOMER ASSISTANCE CENTER AT 1-800-343-7357 OR MONACO AT 1-800-685-6545.
View full details →Owner Complaints for the 2004 MONACO COACH DIPLOMAT
10 complaints have been filed with NHTSA for the 2004 MONACO COACH DIPLOMAT. Below is a breakdown by vehicle component.
| Component | Complaints | Crashes | Fires | Injuries | Deaths |
|---|---|---|---|---|---|
| Electrical System | 2 | 0 | 0 | 0 | 0 |
| Service Brakes Hydraulic | 2 | 0 | 0 | 0 | 0 |
| Structure | 2 | 0 | 0 | 0 | 0 |
| Visibilitydefrosterdefoggerhvac Systemheater Core | 2 | 0 | 0 | 0 | 0 |
| Equipment | 1 | 0 | 0 | 0 | 0 |
| Seatsfront Assemblyrecliner | 1 | 0 | 0 | 0 | 0 |
Most Recent Complaints
DIPLOMAT 40PDQ 2004 MOTOR HOME, THE SLIDE WAS OFF CENTER AND STRIPS WERE NOT LINED UP PROPERLY. *BF THE SLIDE RIDES TO HIGH AND CAUSES SO MUCH WIND NOISE THAT THE CONSUMER WAS UNABLE TO HEAR OUTSIDE TRAFFIC. A GAP UNDER THE WINDOW ALLOWED WATER TO COMING INTO THE COACH. THE CAPTAIN DRIVER SEAT STARTED COMING APART AT THE PEDESTAL. WHEN APPLYING THE BRAKES SMOKE BILLOWED FROM THE REAR PASSENGER'S SIDE WHEEL. THE AIR CONDITIONER/HEAT PUMP KICKED THE CIRCUIT BREAKER. THE WINDSHIELD LEAKED IN THE CENTER ONTO THE DASH. CB GROUND PROBLEM. THE WASHER AND DRYING DID NOT WORK PROPERLY. THE HOLDING TANK WOULD NOT REGISTER PROPERLY. MANY ATTEMPTS HAVE BEEN MADE TO REPAIR THE COACH BUT NONE HAVE BEEN SUCCESSFUL. THE CONSUMER WOULD LIKE A FULL REFUND OF ALL MONEY PLUS ATTORNEY FEES OR A NEW COACH. NM
DIPLOMAT 40PDQ 2004 MOTOR HOME, THE SLIDE WAS OFF CENTER AND STRIPS WERE NOT LINED UP PROPERLY. *BF THE SLIDE RIDES TO HIGH AND CAUSES SO MUCH WIND NOISE THAT THE CONSUMER WAS UNABLE TO HEAR OUTSIDE TRAFFIC. A GAP UNDER THE WINDOW ALLOWED WATER TO COMING INTO THE COACH. THE CAPTAIN DRIVER SEAT STARTED COMING APART AT THE PEDESTAL. WHEN APPLYING THE BRAKES SMOKE BILLOWED FROM THE REAR PASSENGER'S SIDE WHEEL. THE AIR CONDITIONER/HEAT PUMP KICKED THE CIRCUIT BREAKER. THE WINDSHIELD LEAKED IN THE CENTER ONTO THE DASH. CB GROUND PROBLEM. THE WASHER AND DRYING DID NOT WORK PROPERLY. THE HOLDING TANK WOULD NOT REGISTER PROPERLY. MANY ATTEMPTS HAVE BEEN MADE TO REPAIR THE COACH BUT NONE HAVE BEEN SUCCESSFUL. THE CONSUMER WOULD LIKE A FULL REFUND OF ALL MONEY PLUS ATTORNEY FEES OR A NEW COACH. NM
DIPLOMAT 40PDQ 2004 MOTOR HOME, THE SLIDE WAS OFF CENTER AND STRIPS WERE NOT LINED UP PROPERLY. *BF THE SLIDE RIDES TO HIGH AND CAUSES SO MUCH WIND NOISE THAT THE CONSUMER WAS UNABLE TO HEAR OUTSIDE TRAFFIC. A GAP UNDER THE WINDOW ALLOWED WATER TO COMING INTO THE COACH. THE CAPTAIN DRIVER SEAT STARTED COMING APART AT THE PEDESTAL. WHEN APPLYING THE BRAKES SMOKE BILLOWED FROM THE REAR PASSENGER'S SIDE WHEEL. THE AIR CONDITIONER/HEAT PUMP KICKED THE CIRCUIT BREAKER. THE WINDSHIELD LEAKED IN THE CENTER ONTO THE DASH. CB GROUND PROBLEM. THE WASHER AND DRYING DID NOT WORK PROPERLY. THE HOLDING TANK WOULD NOT REGISTER PROPERLY. MANY ATTEMPTS HAVE BEEN MADE TO REPAIR THE COACH BUT NONE HAVE BEEN SUCCESSFUL. THE CONSUMER WOULD LIKE A FULL REFUND OF ALL MONEY PLUS ATTORNEY FEES OR A NEW COACH. NM
DIPLOMAT 40PDQ 2004 MOTOR HOME, THE SLIDE WAS OFF CENTER AND STRIPS WERE NOT LINED UP PROPERLY. *BF THE SLIDE RIDES TO HIGH AND CAUSES SO MUCH WIND NOISE THAT THE CONSUMER WAS UNABLE TO HEAR OUTSIDE TRAFFIC. A GAP UNDER THE WINDOW ALLOWED WATER TO COMING INTO THE COACH. THE CAPTAIN DRIVER SEAT STARTED COMING APART AT THE PEDESTAL. WHEN APPLYING THE BRAKES SMOKE BILLOWED FROM THE REAR PASSENGER'S SIDE WHEEL. THE AIR CONDITIONER/HEAT PUMP KICKED THE CIRCUIT BREAKER. THE WINDSHIELD LEAKED IN THE CENTER ONTO THE DASH. CB GROUND PROBLEM. THE WASHER AND DRYING DID NOT WORK PROPERLY. THE HOLDING TANK WOULD NOT REGISTER PROPERLY. MANY ATTEMPTS HAVE BEEN MADE TO REPAIR THE COACH BUT NONE HAVE BEEN SUCCESSFUL. THE CONSUMER WOULD LIKE A FULL REFUND OF ALL MONEY PLUS ATTORNEY FEES OR A NEW COACH. NM
DT: THE CALLER HAS A PROBLEM WITH THE FRONT ROADSIDE SLIDE ON THE MOTOR HOME. THEY HAD IT IN FOR REPAIR 8 DIFFERENT TIMES, AND IT STILL IS NOT FIXED. TO DATE THE ROADSIDE SLIDE IS UNSTABLE. THE SLIDE IS OFF CENTER, AND A PERSON CAN PUT THEIR HAND IN THE BOTTOM OPENING TO THE SIDE. THEREFORE, THE SLIDE RIDES TOO HIGH AND CAUSES A LOUD WIND NOISE, A PERSON IS UNABLE TO HEAR THE TRAFFIC, AND THIS CAUSES DISTRACTION FOR THE DRIVER. ALSO, FEAR OF TURNING A CORNER AND CAUSING AN ACCIDENT. THE CAPTAIN'S DRIVER SEAT IS WOBBLING AT THE PEDESTAL, THE CALLER IS AFRAID THE SEAT WILL FALL OFF. WHEN APPLYING THE BRAKES THE RIGHT REAR SMOKES AND BELLOWS OUT AROUND THE WHEEL. THIS MOTOR HOME GCWR IS 39,300 POUNDS. THIS IS THE REASON WHY THIS MOTOR HOME IS UNSAFE. DIFFERENT DEALERS HAVE TRIED TO FIX THE ROADSIDE SLIDE, BUT NO ONE HAS BEEN ABLE TO DO SO. MANUFACTURER OFFERED THEM ANOTHER MOTOR HOME IF SHE PAID THE DIFFERENCE. THEY OFFERED THEM $5000.00 TO BRING IT TO ELKHART, INDIANA FOR REPAIRS. THE CALLER HAS HAD IT THERE TWO OTHER TIMES FOR THE SAME PROBLEM. THE CALLER SAID THE WORK WAS POORLY DONE UNDER THE WARRANTY. CALLER BELIEVES THIS IS A MANUFACTURER'S DEFECT. THE CALLER HAS HAD NUMEROUS ELECTRICAL PROBLEMS WITH MOTOR HOME.*AK *JB
Safety Rating for the 2004 MONACO COACH DIPLOMAT
NHTSA has not yet tested the 2004 MONACO COACH DIPLOMAT in its New Car Assessment Program.
Technical Service Bulletins for the 2004 MONACO COACH DIPLOMAT
No technical service bulletins have been reported for this vehicle.
NHTSA Investigations for the 2004 MONACO COACH DIPLOMAT
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the MONACO COACH DIPLOMAT
- 1999 MONACO COACH DIPLOMAT — 22 complaints
- 2000 MONACO COACH DIPLOMAT — 27 complaints
- 2001 MONACO COACH DIPLOMAT — 11 complaints
- 2002 MONACO COACH DIPLOMAT — 2 complaints
- 2004 MONACO COACH DIPLOMAT (current)
- 2005 MONACO COACH DIPLOMAT — 1 complaint
- 2006 MONACO COACH DIPLOMAT — 5 complaints
- 2007 MONACO COACH DIPLOMAT — 1 complaint
- 2008 MONACO COACH DIPLOMAT — 3 complaints
- 2009 MONACO COACH DIPLOMAT — 1 complaint
Other MONACO COACH Models
- MONACO COACH KNIGHT — 62 total complaints
- MONACO COACH CAYMAN — 59 total complaints
- MONACO COACH MONACO — 51 total complaints
- MONACO COACH DYNASTY — 40 total complaints
- MONACO COACH LAPALMA — 40 total complaints
- MONACO COACH WINDSOR — 33 total complaints
- MONACO COACH SIGNATURE — 22 total complaints
- MONACO COACH HOLIDAY RAMBLER IMPERIAL — 13 total complaints