1998 Monaco Coach Diplomat Recalls

Recalls on record Updated July 2026

The 1998 Monaco Coach Diplomat has 3 NHTSA recall campaigns affecting an estimated 619 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 1 complaint with NHTSA, most often about the visibility. Last updated July 5, 2026.

Recall campaigns

EQUIPMENT 03V166000 2003-05-08
Defect

ON CERTAIN MOTORHOMES, FIFTH WHEELS AND TRAVEL TRAILERS EQUIPPED WITH NORCOLD REFRIGERATOR COOLING UNITS MODEL NUMBERS 1200LR AND 1200RIM, THESE REFRIGERATORS CAN EXPERIENCE LOW CYCLE FATIGUE FAILURE WHICH CAN LEAD TO THE LIQUID SOLUTION SLOWLY LEAKING FROM THE SEALED, PRESSURIZED COOLING UNIT THROUGH A SMALL CRACK.

Consequence

IF A LEAK OCCURS AND THE UNIT IS CONTINUALLY OPERATED, HYDROGEN GAS MAY BE EXPELLED AND CAN BE IGNITED, RESULTING IN A FIRE, POSSIBLY CAUSING SERIOUS INJURY OR DEATH.

Remedy

NORCOLD WILL NOTIFY ITS CUSTOMERS AND PROVIDE A REPLACEMENT COOLING UNIT FREE OF CHARGE. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT NORCOLD SERVICE CENTER AT 1-800-667-3005 OR MONACO AT 574-862-7211.

EQUIPMENT 03V102000 2003-03-17 221 affected
Defect

ON CERTAIN MOTOR HOMES, THE PSI RECORDED ON THE FEDERAL CERTIFICATION LABEL IS INCORRECT. THE INITIAL LABEL SHOWS PSI AS 90 LBS FRONT AND 100 REAR. THE CORRECT INFORMATION SHOULD BE A PSI OF 105 FRONT AND 115 REAR.

Consequence

THESE VEHICLES DO NOT COMPLY WITH THE REGULATIONS.

Remedy

DEALERS WILL INSTALL A CORRECTED LABEL ON THESE MOTOR HOMES. OWNER NOTIFICATION BEGAN ON APRIL 28, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE LABEL WITHIN A REASONABLE TIME SHOULD CONTACT MONACO AT 1-877-466-8226.

FUEL SYSTEM, GASOLINE 98V232000 1998-09-18 398 affected
Defect

VEHICLE DESCRIPTION: MOTOR HOMES BUILT ON A ROADMASTER CHASSIS. INADEQUATE BRACING WAS USED TO SECURE THE FUEL TANK. THE BRACE COULD FAIL ALLOWING ONE END OF THE FUEL TANK TO LOOSEN FROM ITS POSITION AND HANG LOWER THAN THE OTHER END.

Consequence

THE FUEL TANK COULD EVENTUALLY SEPARATE FROM THE VEHICLE AND DROP TO THE GROUND, INCREASING THE RISK OF PERSONAL INJURY OR A VEHICLE CRASH.

Remedy

DEALERS WILL INSTALL AN ADDITIONAL BRACE UNDER THE FUEL TANK.

Complaints by component

VISIBILITY:WINDSHIELD
1
Total complaints1

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“Consumer states the windsheild went off track and left a large openning in the windsheild. Took to dealership to have windsheild re-set, problem happened again.*jb”

VISIBILITY:WINDSHIELD · reported 2001-07-23
Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1998 Monaco Coach Diplomat as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.