← New search

2003 Holiday Rambler Neptune

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

About this comparison →

How this year compares

Owner complaints by model year

Other model years Selected year
Compare all Neptune years →

Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 4 of 4 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Service Brakes, Hydraulic. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

Engine And Engine Cooling complaints

1 reports
Clear category filter
34,063 miles · Jan 5, 2009
Engine And Engine Cooling

TL*THE CONTACT OWNS A 2003 HOLIDAY RAMBLER NEPTUNE. THE CONTACT STATED THAT THE EXHAUST PIPE FELL FROM THE TURBO CLAMP, WHICH CAUSED THE HANGER TO FAIL. THE FAILURE DAMAGED THE WIRING AND THE STORAGE UNIT. THE MANUFACTURER APOLOGIZED FOR THE FAILURE, BUT WOULD NOT ASSIST BECAUSE THE WARRANTY WAS EXPIRED. THE CONTACT STATED T…

Read full complaint

TL*THE CONTACT OWNS A 2003 HOLIDAY RAMBLER NEPTUNE. THE CONTACT STATED THAT THE EXHAUST PIPE FELL FROM THE TURBO CLAMP, WHICH CAUSED THE HANGER TO FAIL. THE FAILURE DAMAGED THE WIRING AND THE STORAGE UNIT. THE MANUFACTURER APOLOGIZED FOR THE FAILURE, BUT WOULD NOT ASSIST BECAUSE THE WARRANTY WAS EXPIRED. THE CONTACT STATED THAT IT WAS A FIRE HAZARD. THE VEHICLE WAS UNABLE TO BE DRIVEN. THE FAILURE AND CURRENT MILEAGES WERE 34,063 UPDATED 02/10/09. *LJ THE EXHAUST PIPE FELL OUT OF THE TURBO CLAMP AND CAUSED THE HANGAR TO FAIL, DAMAGING THE WIRING, STORAGE UNTI AND FREON HOSES. UPDATED 02/10/09. *B

NHTSA ODI #10253830

Official recalls

4

05V053000 · Suspension:rear:springs:leaf Spring Assembly

Feb 14, 2005

ON CERTAIN CLASS A MOTOR HOMES, THE SPACER PLATE UNDER THE TRAILING ARMS HAD A TRANSVERSE WELD WHICH CREATES A HEAT RISER AND CAUSE THE TRAILING ARMS TO CRACK.

Consequence & remedy

Consequence: THIS COULD CREATE ROUGH DRIVING CONDITIONS AND DAMAGE TO REAR SUSPENSION SYSTEM. THE DRIVER COULD LOOSE CONTROL OF THE MOTORHOME AND A CRASH COULD OCCUR WITHOUT PRIOR NOTICE.

Remedy: DEALERS WILL INSPECT THE REPLACE THE TRAILING ARMS FOR CRACKS AND REPLACING THE TRAILING ARMS AND U-BOLTS IN THE REAR SUSPENSION OF THE MOTORHOMES FREE OF CHARGE. THE RECALL BEGAN ON MARCH 29, 2005. OWNERS MAY CONTACT MONACO AT 1-800-685-6545.

04V038000 · Suspension:front

Jan 28, 2004

ON CERTAIN MOTORHOMES, THE I-BEAM LEAF IMITATOR IN THE FRONT AXLE SUSPENSION COULD CRACK AND BREAK DUE TO AN INADEQUATE WELDING PROCESS.

Consequence & remedy

Consequence: THE I-BEAMS ON THE FRONT AXLE AND THE PANARD BRACKET ON THE REAR AXLE COULD CRACK AND BREAK CAUSING THE DRIVER TO LOSE CONTROL OF THE VEHICLE INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE ORIGINAL I-BEAM. ALSO, DEALERS WILL WELD THE STIFFENERS FROM THE PANARD BAR BRACKET TO THE CENTER DIFFERENTIAL OF THE REAR AXLE HOUSING. OWNER NOTIFICATION BEGAN MARCH 1, 2004. OWNERS SHOULD CONTACT MONACO AT 1-877-466-6226.

03V267000 · Electrical SYSTEM:12V/24V/48V Battery:cables

Jul 28, 2003

ON CERTAIN MOTOR HOMES, THE BATTERY CABLE THAT IS ATTACHED TO THE CIRCUIT BREAKER IS ROUTED TOO CLOSE TO THE FRAME OF THE COACH.

Consequence & remedy

Consequence: THIS COULD RESULT IN THE CABLE BECOMING WORN AND CREATING AN ELECTRICAL SHORT IN THE 12-VOLT SYSTEM THAT COULD DAMAGE THE BATTERY AND/OR CIRCUIT BREAKER.

Remedy: DEALERS WILL ROTATE THE EYELET ON THE CIRCUIT BREAKER TO ELIMINATE THE POSSIBILITY OF THE CABLE RUBBING ON THE FRAME. OWNER NOTIFICATION BEGAN AUGUST 22, 2003. OWNERS SHOULD CONTACT MONACO AT 1-800-685-6545.

02V278000 · Service Brakes, Hydraulic:foundation Components

Oct 22, 2002

ON CERTAIN MOTOR HOMES, THE BRAKE ASSEMBLIES EXHIBIT ELEVATED TEMPERATURES THAT CAN LEAD TO CATASTROPHIC DETERIORATION OF THE WHEEL END COMPONENTS SUCH AS BEARINGS, RACES, SPINDLES, KNUCKLES, SEALS, HUBS, ROTORS, PATCH BOLTS, CALIPERS, BRAKE PADS, AND ABS SENSORS.

Consequence & remedy

Consequence: THIS COULD RESULT IN LOSS OF CONTROL, AND/OR THE POTENTIAL FOR A FIRE.

Remedy: DEALERS WILL INSPECT THE FRONT AND REAR BRAKE CALIPERS FOR CORROSION AND REPLACE OR REBUILD THE CALIPERS AS NECESSARY. THE RECALL BEGAN ON AUGUST 18, 2004. OWNERS SHOULD CONTACT MONACO AT 1-800-685-6545.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.