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2015 Mazda Mazda6: engine and transmission complaints

NO ELEVATED SIGNAL
23%
12 of 53 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2015 Mazda Mazda6. Engine, transmission and fuel system account for 23% of relevant complaints.

Better than 83% of the 1,230 model years we track (2010–2023).

Excludes 7 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 20%).

NHTSA data checked September 13, 2026
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Drivetrain complaints
12
engine, transmission, fuel
Total complaints
60
this model year
Fires reported
0
owner-reported
Recall campaigns
3
6 crashes · 2 injuries

Complaints by component

SERVICE BRAKES15 · 25%
POWER TRAIN8 · 13%
VISIBILITY/WIPER7 · 12%
STRUCTURE6 · 10%
AIR BAGS6 · 10%
ELECTRICAL SYSTEM6 · 10%

The years either side

2010
7%
11 of 225
2011
7%
7 of 134
2012
14%
6 of 99
2013
too few complaints
2014
26%
34 of 137
2015
23%
12 of 60
2016
29%
20 of 77
2017
14%
8 of 60
2018
68%
39 of 58
2019
too few complaints
2020
too few complaints
2021
too few complaints
2022
no data
2023
no data

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

FUEL/PROPULSION SYSTEM02/07/2025
Fuel started leaking after 90,000 miles when tank is over 3/4 full.
SUSPENSION,POWER TRAIN,ELECTRICAL SYSTEM11/18/2022
My RPM'S reaved up real high while driving 60mph and all the sudden the car down shifted and I had to put car in neutral in order maintain control. The traction control light and heck engine lights came on same time, lost power to the car the navigation and radio and dash lights, had no power to drive train, had vechi…
SUSPENSION,POWER TRAIN,STRUCTURE03/22/2022
Premature sub-frame corrosion front and rear due to road salt and poor part finishing affecting most underbody components. All exposed stamped structural sub-frame components rusting at weld locations. Critical parts with severe rust and imminent failure: Lower Rear Control Arms (Left & Right), Rear Stabilizer Links (L…

Three of 12 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (3)

PARKING BRAKE
Mazda North American Operations (Mazda) is recalling certain 2014-2015 Mazda6 and 2014-2016 Mazda3 vehicles. Water could possibly enter the brake caliper causing the par…
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
Mazda North America Operations (Mazda) is recalling certain model year 2014 Mazda3 vehicles manufactured June 12, 2013, through December 18, 2013, and model year 2014-201…
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
Mazda North American Operations (Mazda) is recalling certain model year 2014-2015 Mazda6 vehicles manufactured October 25, 2012, to October 10, 2014. If the pressures of…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2015 Mazda Mazda6

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.