Menu

2018 Thor Motor Coach MiramarProblems, recalls & complaints

NHTSA has logged 2 owner complaints about the 2018 Thor Motor Coach Miramar, most often about the power train. It is covered by 3 safety recalls, and for recall 17V-758 the manufacturer reports only 12% of affected cars repaired.

–
CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls3Lowest repair rate 12%Owner complaints20 with a crash, fire or injuryTop problem1Power train

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through February 12, 2025. Updated daily.

Complaints by system

Where the 2018 Thor Motor Coach Miramar has problems

2 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Power train10
Visibility/wiper10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

3 recalls

2018 Thor Motor Coach Miramar recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

54%repaired · 2020 Q2

Visibility

Recall 18V-812 · Nov 16, 2018 · 1,485 vehicles · 801 repaired

Risk. If the windshield roller shade unrolls while driving, it could block the driver's visibility, increasing the risk of a crash.

Problem, fix and repair progress →

12%repaired · 2019 Q4

Equipment

Recall 17V-758 · Nov 22, 2017 · 110,400 vehicles · 13,035 repaired

Risk. In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.

Problem, fix and repair progress →

45%repaired · 2019 Q1

Other: labels

Recall 17V-634 · Oct 9, 2017 · 507 vehicles · 226 repaired

Risk. If the water capacity information is incorrect and it causes the vehicle to be over loaded, there would be an increased risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Thor Motor Coach.

Best & worst years

2018 vs. every other Miramar year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Miramar median. How we score

'14'15'16'17'18'19'20'22'23
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
1 investigation

NHTSA defect investigations

Federal investigations that included the 2018 Thor Motor Coach Miramar, and the recalls they led to.

  1. Trailer Hitch Receiver Structure May Crack and SeparatePE24023 · closed Jan 16, 2026
    No recall

Own a 2018 Miramar?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.