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Mazda MAZDA6

2018 only

81 classified complaints 2 recalls

2018 Mazda MAZDA6 have 81 classified complaints on record for that year specifically, plus 2 recalls. The most common issue in this year is Head gasket and cylinder head.

Computed directly from stored federal records for 2018 model years only — not blended with the rest of this vehicle's production run. See the full Mazda MAZDA6 report for every year combined.

Where this year fits

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2018

Complaints filed per individual model year — highlighted bars link to their own dedicated page.

What breaks, and when — 2018 only

Head gasket and cylinder head · Engine 24 complaints

Onset mileage not consistently reported.

More common in newer model years. · Typical repair: $1,620–$3,010 nationally.

Which other vehicles have head gasket failures? →
Stalling and no-start · Engine 11 complaints

Median onset: 7,200 miles.

Tends to show up earlier than this model's other issues. · More common in newer model years.

Accessory belt, tensioner and pulleys · Engine 5 complaints

Onset mileage not consistently reported.

More common in newer model years.

Fuel pump and sending unit · Fuel system 5 complaints

Median onset: 38,000 miles.

Tends to show up later than this model's other issues. · More common in newer model years. · Typical repair: $630–$1,700 nationally.

Body control and other modules · Electrical 5 complaints

Median onset: 26,198 miles.

Tends to show up later than this model's other issues. · More common in newer model years.

Harsh, delayed or erratic shifting · Transmission 3 complaints

Median onset: 10,000 miles.

Tends to show up earlier than this model's other issues. · More common in older model years.

Which other vehicles have automatic transmission problems? →
Airbags, seatbelts and restraints · Body and interior 3 complaints

Median onset: 18,000 miles. 33.3% of these reported an injury, a death, or a crash with fire.

More common in older model years.

Wiring harness, grounds and connectors · Electrical 3 complaints

Onset mileage not consistently reported.

More common in newer model years.

From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.

Cost estimator: what will this one cost you?

Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.

Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2018 model year. See the full Mazda MAZDA6 report for every year and full specs/safety data.