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2011 Mazda

CX-9 4WD

Auto (S6), 6 cyl, 3.7 L

Mazda CX-9: best and worst years
2011 Mazda CX-9 4WD (photo 1 of 3)
PhotoAlexander MiglCC BY-SA 4.0Wikimedia Commons

Overview

Body
Small Sport Utility Vehicle 4WDEPA, from EPA, last updated 6/11/2026
Drivetrain
4-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S6)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
22 mpgEPA, from EPA, last updated 6/11/2026
MPG City
16 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
19 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$3,300EPA, from EPA, last updated 6/11/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
Real-world MPG
16.6 mpg, reported by 4 driversabout 2.4 mpg below the EPA combined estimate
SmartWay certified
No

Dimensions & capacity

Length
200 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
76 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
68 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
113 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,319 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

⚠ This model year has a recall advising owners to park outside or away from structures (fire risk). Check with the manufacturer.

Recalls
4
Owner complaints
169
Reported injuries
2
Theft rate
0.6 per 1,000 produced (CY 2011 federal data)

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Reported problems NHTSA owner complaints, model year

  • SERVICE BRAKES47%
  • POWER TRAIN12%
  • AIR BAGS11%
  • ENGINE7%
  • SUSPENSION3%
  • ELECTRICAL SYSTEM2%

Source: NHTSA owner complaints, 205 total.

Mazda CX-9: best and worst years

Federal investigations NHTSA defect investigations, model year

  • PE19006opened May 2, 2019AIR BAGS:SIDE/WINDOW

    Inadvertent Curtain Air Bag Deployment

  • PE15022opened Jun 9, 2015SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT

    Lower ball joint separation

  • PE14005opened Feb 10, 2014SERVICE BRAKES, HYDRAULIC:POWER ASSIST

    Brake Booster Failure

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.