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: 0 of 2 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.
Structure. Review the 2 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
What owners actually said
2 reports
Mileage unknown · Jul 1, 2010
Structure
I AM REPORTING THAT SUNDOWNER HORSE TRAILERS HAVE A REALLY BIG PROBLEM WITH THERE HORSE TRAILERS. THE FRAMES ARE ROTTING OFF FROM THEM, DUE TO THEM NOT PROPERLY PAINTING THE STEEL CORRECTLY, THEY HAVE KNOWN ABOUT THIS FOR YEARS AND FAILED TO CONTACT ANY OF THERE CUSTOMERS. ALSO THE FLOORS ARE ROTTING OFF THE TRAILERS DUE TO TH…
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I AM REPORTING THAT SUNDOWNER HORSE TRAILERS HAVE A REALLY BIG PROBLEM WITH THERE HORSE TRAILERS. THE FRAMES ARE ROTTING OFF FROM THEM, DUE TO THEM NOT PROPERLY PAINTING THE STEEL CORRECTLY, THEY HAVE KNOWN ABOUT THIS FOR YEARS AND FAILED TO CONTACT ANY OF THERE CUSTOMERS. ALSO THE FLOORS ARE ROTTING OFF THE TRAILERS DUE TO THEM PUTTING A SPRAY BED LINER ON TOP OF THE ALUMINUM FLOOR AND IT DID NOT SEAL SO MOISTURE AND WETNESS IS GETTING IN BETWEEN THE FLOOR AND THE SPRAY ON BED LINER, AND IT IS ROTTING OUT. SOMETHING NEEDS TO BE DONE ABOUT THIS RIGHT AWAY, PEOPLE AND ANIMALS ARE GETTING HURT BECAUSE SUNDOWNER WON'T RECALL THERE TRAILERS, AND REPLACE THE FRAMES AND FLOORS ON THESE TRAILERS, IF NOTHING CONTINUES TO BE DOWN ABOUT THIS, OTHER ISSUES WILL CONTINUE TO RISE FROM THIS ISSUE. *TR
NHTSA ODI #10340994
Mileage unknown · Dec 3, 2009
Structure
I OWN FOR PRIVATE USE, A 9 YEAR OLD (2001) SUNDOWNER 3 HORSE GOOSENECK TRAILER THAT THE WHOLE STEEL UNDERCARRIAGE HAS RUSTED TO THE POINT THAT THE TRAILER IS UNSAFE TO USE FOR HAULING LARGE ANIMALS. SUNDOWNER NEVER NOTIFIED IT'S CUSTOMERS OF THE PROBLEM WITH THEIR TRAILERS. WHICH THEY APPARENTLY HAVE KNOWN FOR SOME TIME THAT…
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I OWN FOR PRIVATE USE, A 9 YEAR OLD (2001) SUNDOWNER 3 HORSE GOOSENECK TRAILER THAT THE WHOLE STEEL UNDERCARRIAGE HAS RUSTED TO THE POINT THAT THE TRAILER IS UNSAFE TO USE FOR HAULING LARGE ANIMALS. SUNDOWNER NEVER NOTIFIED IT'S CUSTOMERS OF THE PROBLEM WITH THEIR TRAILERS. WHICH THEY APPARENTLY HAVE KNOWN FOR SOME TIME THAT THEIR TRAILERS MANUFACTURED FROM 1999 - 2005 HAD STEEL USED IN THEM THAT DETERIORATED QUICKLY. WE WERE FORTUNATE ENOUGH TO LEARN VIA WORD OF MOUTH, AND HAD OUR TRAILER INSPECTED BY A DEALER BEFORE A TRAGIC ACCIDENT OCCURRED ON THE ROAD. THE ESTIMATE TO TOTALLY REPLACE THE STEEL UNDERCARRIAGE AND INSTALL A NEW FLOOR IS APROX $7,500. TO MY UNDERSTANDING THEY ARE NOT RECALLING OR WARRANTING THESE TRAILERS. I HAVE LOST 99% OF THE VALUE ON THIS TRAILER. I CAN NOT TRADE IT. THEREFORE, I MUST REPAIR IT. THESE TRAILERS WERE SUPPOSED TO BE THE BEST IN THE INDUSTRY. THEY WERE SOLD ON THE ASSUMPTION THAT THEY WOULD LAST. CERTAINLY MORE THAN THEIR ADVERTISED 8 YEAR WARRANTY. SOUNDS LIKE TOYOTA AND SUNDOWNER USED THE SAME STEEL. *TR
CERTAIN RECREATIONAL, CARGO, AND HORSE TRAILERS EQUIPPED WITH A TWO-DOOR REFRIGERATOR, MANUFACTURED BY THE DOMETIC CORPORATION, MAY HAVE A DEFECT IN THE BOILER TUBE. PRESSURIZED COOLANT SOLUTION COULD BE RELEASED INTO AN AREA WHERE AN IGNITION SOURCE (GAS FLAME) IS PRESENT.
Consequence & remedy
Consequence: RELEASE OF COOLANT UNDER CERTAIN CONDITIONS COULD IGNITE AND RESULT IN A FIRE.
Remedy: SUNDOWNER WILL BE WORKING WITH DOMETIC IN ORDER TO REPAIR THESE REFRIGERATORS (PLEASE SEE 06E076). DOMETIC WILL REPAIR THESE REFRIGERATORS BY INSTALLING A SECONDARY BURN HOUSING, A THERMAL FUSE, AND A MELT FUSE FREE OF CHARGE. DOMETIC HAS RETAINED STERICYCLE INC. TO MANAGE THIS CAMPAIGN. STERICYCLE WILL ASSIST YOU IN LOCATING DEALERSHIPS OR SERVICE CENTERS AND WILL PROVIDE ASSISTANCE WITH SCHEDULING OF APPOINTMENTS. OWNERS MAY CONTACT DOMETIC/STERICYCLE AT 1-888-446-5157 OR SUNDOWNER AT 1-800-654-3879.
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.
2001 Sundowner Stock Problems, Complaints & Recalls | Skip That Year