2017 Thor Motor Coach ACE problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
3 owner complaints analyzed
4 distinct recall campaigns
18,000 mi median reported failure mileage
Scope: 2017 model year. Data snapshot: . 2 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Electrical System is the most frequently named component, appearing in 1 of 3 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 1 | 33.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Electrical System | 1 |
| Electrical System:Wiring | 1 |
| Latches/Locks/Linkages:Doors:Latch | 1 |
| Structure:Body | 1 |
| Tires | 1 |
Electrical System: 1; Electrical System:Wiring: 1; Latches/Locks/Linkages:Doors:Latch: 1; Structure:Body: 1; Tires: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 1; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (1). 1 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
2018: 2; 2019: 1
Pattern summary
Electrical System leads the component reports. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11084963 · 2018-04-13 (April 13, 2018)
THE ELECTRICAL WIRING WITHIN THE MOTOR COACH IS NOT TO NFPA'S NATIONAL ELECTRICAL CODE NOR IS IT WIRED TO THOR'S OWN FACTORY SPECIFICATIONS. IN ADDITION, THE APPLIANCES WITHIN THE COACH ARE NOT WIRED TO THE SPECIFICATIONS OF THE APPLIANCE MANUFACTURER. OUR MOTOR COACH EXPERIENCED A SHORTED WIRE IN THE WATER HEATER JUNCTION BOX DUE TO IMPROPER SPLICING IN AN AREA WHERE NO SPLICING SHOULD HAVE BEEN NECESSARY. THAT SAME ELECTRICAL CIRCUIT WHICH, PER THE NEC AND THOR'S FACTORY SPECIFICATIONS SHOULD HAVE BEEN ON A DEDICATED BREAKER, WAS NOT ON A DED…
Owner-reported narrative. Look up ODI 11084963 at NHTSA ↗