2015 Thor Motor Coach Miramar Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2015 Thor Motor Coach Miramar, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Suspension240.0%
- Visibility240.0%
- Body & structure120.0%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
FOUND REAR SWAY BAR BRACKET UPPER BOLT MISSING, BRACKET LOOSE AND BUSHING OUT OF PLACE. NO MODIFICATIONS HAVE BEEN MADE TO SWAY BAR, AXLE OR CHASSIS. THIS CONDITION WAS FOUND WHILE PREPARING THE VEHICLE FOR WINTER STORAGE. IT WAS NOT NOTICED DURING ANY INSPECTION DURING THE SUMMER. VEHICLE HAS APPROXIMATELY 5690 MILES ON IT. UNKNOWN MILEAGE WHEN CONDITION OCCURRED.
TL* THE CONTACT OWNS A 2015 THOR MIRAMAR. WHILE MAKING A RIGHT TURN, THE CONTACT HEARD AN ABNORMAL NOISE NEAR THE FRONT END ON THE DRIVER SIDE. THE CONTACT OBSERVED THAT THE FRONT DRIVER SIDE WHEEL WAS TILTED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE NUT THAT HOLDS THE WHEEL TO THE AXLE DETACHED FROM THE VEHICLE. IN ADDITION, THE OUTER BEARING WAS FRACTURED. AS A RESULT, THE SPINDLE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 3,500.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
FIRST INCIDENT OCCURRED WHEN DRIVING IN A HEAVY RAIN STORM, THE PASSENGER SIDE WIPER ARM DISAPPEARED FROM THE WINDSHIELD AND EVENTUALLY BECAME ENTAGLED WITH THE DRIVERS SIDE RENDERING THE WIPERS FROM WORKING. WENT TO THE DEALER AND WAS TOLD THEY WOULD BE UNABLE TO LOOK AT IT. ANOTHER MECHANIC WAS ABLE TO INSPECT THE WIPERS AND REPOSITIONED THE WIPER ARMS TO THE SPLINES AND TESTED OK. HE TOLD ME THE PROBLEM APPEARS TO BE WITH THE SPLINES ON THE PIVOT SHAFT THAT IS NOT STRONG ENOUGH TO KEEP THE ARM IN PROPER ALIGNMENT EVEN THOUGH THE NUT HOLDING THE ARM WAS TIGHT. IT WAS FINE TILL SEPTEMBER WHEN THE WIPERS FAILED AGAIN IN THE SAME MANNER DURING A HEAVY RAINSTORM OUTSIDE ANNAPOLIS, MD. TOOK IT TO A DEALER IN DELAWARE WHICH, AFTER 5 DAYS THEY WERE ABLE TO REPAIR IT REPLACING ORDERED PARTS. I WAS NOT GIVE ANY INVOICE AS TO WHAT THE REPAIRS WERE.
I HAVE HAD SEVERAL WIPER FAILURES ON MY MOTORHOME THAT THOR HAS NOT BEEN ABLE TO CORRECT. THE FIRST HAPPENED IN JANUARY 2015 WHEN DRIVING DOWN THE ROAD AT 55MPH DURING A NORMAL RAIN, THE DRIVERS SIDE WIPER ARM OVER EXTENDED CAUSING THE WIPERS TO BE OUT OF ALIGNMENT. THIS CAUSED THE PASSENGER SIDE TO INTERFERE WITH THE DRIVERS SIDE AND THE WIPERS CEASED TO FUNCTION. IT WAS TAKEN TO A DEALER WHERE THEY INSTALLED A NEW WIPER MOTOR. EVERYTHING WAS FINE TILL THE 2ND TIME IN JULY 2015, THE DRIVERS SIDE OVER EXTENDED AGAIN CAUSING THE SAME CONDITION. I STOPPED SINCE I WAS UNABLE TO SEE AND TRIED TO ADJUST THE ARM WHERE IT ATTACHED TO THE PIVOT, BUT THE PIVOT ASSEMBLY BROKE. I AGAIN TOOK IT TO THE DEALER WHERE THEY INSTALLED NEW WIPER ARMS. OVER THE LABOR DAY WEEKEND 2015, THE PASSENGER SIDE WIPER ARM WENT BELOW THE WINDSHIELD CAUSING THE ARMS TO BIND RESULTING IN NO WIPERS. I WILL BE TAKING IT BACK TO THE DEALER FOR REPAIRS. THERE SEEMS TO BE A PROBLEM WITH THE WIPER ARMS STAYING ON THE WINDSHIELD WHEN DRIVING HIGHWAY SPEEDS. ITS ALMOST AS THEY "LIFT" OFF THE WINDSHIELD AND THEN CAN'T REALIGN THEMSELVES.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
WE HAD AN ISSUE WITH THE OUTSIDE KITCHEN ON OUR 2015 MIRIMAR. ON OUR LAST OUTING, ONE OF THE STRUTS THAT HOLD THE DOOR OPEN BROKE OFF. NOBODY WAS HURT, BUT IT WAS SCARY. I TOOK A LOOK AT THE STRUT AND IT LOOKED FINE. HOWEVER, THE BRACKET ON THE DOOR WAS BADLY BENT. UPON CLOSER INSPECTION, I FOUND THE THREE REMAINING BRACKETS WERE ALSO BENT. PLEASE UNDERSTAND, WE NEVER DID ANY THING WITH THIS DOOR OTHER THAN OPEN AND CLOSE IT. IN ORDER TO BE ABLE TO KEEP USING THE KITCHEN, I THOUGHT ABOUT USING THE BRACKET OFF THE DOOR STRUT ON THE BATTERY COMPARTMENT. I REALIZED IT MIGHT NOT FIT SINCE THE APPLICATION WAS DIFFERENT (HORIZONTAL VS VERTICAL). I WAS SURPRISED TO FIND THE EXACT SAME BRACKET USED THERE.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .