Yamaha YFM660 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
1 owner complaints analyzed
0 distinct recall campaigns
2,800 mi median reported failure mileage
Scope: 2002 to 2002 model years. Data snapshot: . 1 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Fuel/Propulsion System is the most frequently named component, appearing in 1 of 1 complaints (100.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 1 | 100.0% |
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 |
|---|---|
| Fuel/Propulsion System | 1 |
Fuel/Propulsion System: 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 | 0 |
| 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: 0; 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). 0 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 |
|---|---|
| 2012 | 1 |
2012: 1
Pattern summary
Fuel/Propulsion System leads the component reports. Fuel system concerns 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 10482542 · 2012-10-29 (October 29, 2012)
I HAVE A 2002 YAMAHA GRIZZLY 660 ATV. WHILE ON A TRAIL RIDE IN AUGUST 2012, I OPENED THE FUEL CAP AND NOTICED THE FUEL WAS BOILING IN THE FUEL TANK. AT THE TIME, THE ENGINE COMPARTMENT WAS HOT FROM NORMAL OPERATION. SUBSEQUENTLY, I CALLED THE PEORIA YAMAHA DEALER, THEY REFERENCED MY VIN NUMBER, AND SAID THERE WAS NO SAFETY RECALL FOR MY VEHICLE. HOWEVER, I HAVE A FRIEND WHO SHOWED ME HIS RECALL LETTER FOR THE SAME MAKE MODEL AND YEAR ATV. THE LETTER INDICATED A "HEAT KIT" HAD BEEN DESIGNED BY YAMAHA FOR THE 2002 AND 2003 GRIZZLY 660 AND WI…
Owner-reported narrative. 2,800 miles reported. Look up ODI 10482542 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2002 | 0 |
2002: 0
Year-by-year records
| Model year | Complaints | Recalls | Change in recalls |
|---|---|---|---|
| 2002 | 1 | 0 | Not available |