YearToAvoid

2020 Mazda Mazda6 Problems, Recalls & Reliability

Verdict

No verdict

Complaint Index

0/100

#12 most-complained of 12 Mazda6 years

The 2020 Mazda Mazda6 has 2 owner complaints and 0 safety recalls on file with NHTSA. Its Complaint Index is 0 out of 100 — #12 highest of 12 Mazda6 model years. The most reported problem area is brakes (1 complaints, 50% of the total).

Complaints
2
Recalls
0
Crashes / fires
0 / 0
Injuries / deaths
0 / 0
NHTSA overall rating
5 / 5 ★
EPA combined MPG
27.5
24.5 city / 33 hwy

Top 2020 Mazda Mazda6 problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Brakes1 (50%)
  2. Engine1 (50%)
  3. Structure & Body1 (50%)
2020 Mazda Mazda6 complaints: complaints filed per month2Nov 2020Feb 2023
3 complaints filed with NHTSA from Nov 2020 to Feb 2023; peak Feb 2023 (2).

2020 Mazda Mazda6 recalls

No safety recalls on record for this model year.

2020 Mazda Mazda6 fuel economy and fuel cost

City
24.5 MPG
Highway
33 MPG
Combined
27.5 MPG
Annual fuel cost (EPA)
$2,375
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2020 compared with other Mazda6 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100201020112012201320142015201620172018201920202021
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2018Good4558227
2019Best96127
2020No verdict02027.5
2021Best1817027.5

All Mazda Mazda6 years: best and worst →

Frequently asked questions

Is the 2020 Mazda Mazda6 a reliable year?
Judged by NHTSA owner complaints and recalls, the 2020 Mazda Mazda6 ranks #12 of 12 among Mazda6 model years (Complaint Index 0/100). It has 2 complaints and 0 recalls on file. This reflects reported safety-related problems, not an overall reliability rating.
What are the most common problems with the 2020 Mazda Mazda6?
The most reported problem areas are brakes (1 complaints), engine (1 complaints), and structure & body (1 complaints). The median mileage at the time of failure in complaints that report it is 2,000 miles.
Does the 2020 Mazda Mazda6 have any recalls?
No safety recall campaigns list the 2020 Mazda Mazda6 in NHTSA’s recall database at the time of the last data update.
What is the fuel economy of the 2020 Mazda Mazda6?
EPA rates the 2020 Mazda Mazda6 at 27.5 MPG combined (24.5 city / 33 highway), with an estimated annual fuel cost of $2,375. Where several configurations exist, the median is shown.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.