2011 Kia Optima Problems

Above Average Complaints

Real NHTSA owner complaints for the 2011 Kia Optima.

20102012
Complaints
768
per 10K Sold
90.8
US Sales
84,590
Crashes
38
Fires
46
Injuries
29
Fatalities
2
Recalls
5

Worst 2011 Kia Optima Problems

Top 3 most-reported issues with average mileage at failure.

#1252 complaints

Engine Problems

Avg mileage:115,835 mi
Crash-related:6
Fires:20
#299 complaints

Steering Defects

Avg mileage:64,866 mi
#381 complaints

Headlight/Taillight Failures

Avg mileage:82,343 mi
Fires:2
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All Problems by Category

Every NHTSA complaint category for the 2011 Kia Optima.

Engine Problems
252
complaints
Crashes
6
Fires
20
Avg Miles
115,835
Steering Defects
99
complaints
Crashes
Fires
Avg Miles
64,866
Headlight/Taillight Failures
81
complaints
Crashes
Fires
2
Avg Miles
82,343
Electrical Faults
60
complaints
Crashes
1
Fires
6
Avg Miles
119,361
Airbags
30
complaints
Crashes
10
Fires
Avg Miles
92,842
Brakes
26
complaints
Crashes
5
Fires
Avg Miles
59,181
Transmission / Drivetrain
23
complaints
Crashes
Fires
Avg Miles
72,185
Fuel System
21
complaints
Crashes
1
Fires
3
Avg Miles
98,532
Hydraulic Brakes
21
complaints
Crashes
Fires
1
Avg Miles
85,090
Body Structure
18
complaints
Crashes
3
Fires
5
Avg Miles
68,529
Unintended Acceleration
18
complaints
Crashes
5
Fires
1
Avg Miles
76,387
Suspension Failures
17
complaints
Crashes
2
Fires
Avg Miles
50,271
Wheel Issues
9
complaints
Crashes
1
Fires
Avg Miles
25,325
Electronic Stability Control
7
complaints
Crashes
2
Fires
Avg Miles
73,029
Exterior Lighting:Headlights
7
complaints
Crashes
Fires
1
Avg Miles
86,831
Engine & Cooling
5
complaints
Crashes
Fires
Avg Miles
131,250
Sunroof/Moonroof
4
complaints
Crashes
Fires
Avg Miles
Gasoline Fuel System
3
complaints
Crashes
Fires
Avg Miles
Visibility
3
complaints
Crashes
Fires
Avg Miles
Wipers & Visibility
3
complaints
Crashes
Fires
Avg Miles
Seat Belt Issues
2
complaints
Crashes
1
Fires
Avg Miles
Seat-Related Issues
2
complaints
Crashes
Fires
Avg Miles
Structural Problems
2
complaints
Crashes
Fires
Avg Miles
Tire Defects
2
complaints
Crashes
Fires
Avg Miles
Engine And Engine Cooling:Engine:Oil/Lubrication
1
complaints
Crashes
Fires
Avg Miles
Engine And Engine Cooling:Engine:Oil/Lubrication:Seals/Gaskets
1
complaints
Crashes
Fires
Avg Miles
Other Equipment
1
complaints
Crashes
Fires
Avg Miles
Equipment Adaptive/Mobility
1
complaints
Crashes
Fires
Avg Miles
Firerelated
1
complaints
Crashes
Fires
1
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2011 Kia Optima. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2011 Kia Optima

5 NHTSA recall campaigns affecting ~3,907,969 vehicles.

23V652000Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip:control Unit/module
~1,730,192 affected

Kia America, Inc. (Kia) is recalling certain 2010-2019 Borrego, 2014-2016 Cadenza, 2010-2013 Forte, Forte Koup, Sportage, 2015-2018 K900, 2011-2015 Optima, 2011-2013 Optima Hybrid, Soul, 2012-2017 Rio, 2011-2014 Sorento, and 2010-2011 Rondo vehicles. The Hydraulic Electronic Control Unit (HECU) may experience an electrical short, which can result in an engine compartment fire while parked or driving.

18V907000Engine · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
~71,653 affected

Kia Motors America (Kia) is recalling certain 2011-2017 Optima, 2012-2017 Sorento and 2011-2018 Sportage vehicles that previously received an engine replacement under recall number 17V-224, warranty, or the Knock Sensor Detection System (KSDS) Product Improvement Campaign. The high pressure fuel pipe that connects to the fuel pump outlet may have been damaged, misaligned or improperly torqued during the engine replacement procedure, possibly causing a fuel leak.

18V363000Air Bags: Air Bag/restraint Control Module
~507,587 affected

Kia Motors America (Kia) is recalling certain 2010-2013 Kia Forte, Forte Koup, 2011-2013 Kia Optima and 2011-2012 Kia Optima Hybrid and Sedona vehicles. In the event of a crash, the air bag control unit (ACU) may short circuit, preventing the frontal air bags and seat belt pretensioners from deploying.

17V224000Engine And Engine Cooling:engine
~618,160 affected

Kia Motor Company (Kia) is recalling certain 2011-2014 Optima, 2012-2014 Sorento and 2011-2013 Sportage vehicles. Machining errors during the engine manufacturing process may cause premature bearing wear within the engine.

13V114000Exterior Lighting:brake Lights:switch
~980,377 affected

Kia Motors Corporation (Kia) is recalling certain model year 2007-2010 Rondo, model year 2007-2011 Sedona, Sorento and Sportage, model year 2010-2011 Soul, model year 2008-2011 Optima, model year 2010 Forte, model year 2007-2009 Amanti, and model year 2009 Borrego vehicles. Originally, in April 2013, Kia recalled 623,658 model year 2007-2010 Rondo and Sportage, model year 2007-2011 Sorento, model year 2007 Sedona, model year 2010-2011 Soul, and model year 2011 Optima vehicles. In September 2013, Kia informed the agency that it was adding an additional 356,719 vehicles to this campaign. The total number of vehicles being recalled is now 980,377. In the affected vehicles, the stop lamp switch may malfunction. A malfunctioning stop lamp switch may cause the brake lights to not illuminate when the brake pedal is depressed or may cause an inability to deactivate the cruise control by depressing the brake pedal. Additionally, a malfunctioning stop lamp switch may also result in intermittent operation of the push-button start feature, affect the operation of the brake-transmission shift interlock feature preventing the shifter from being moved out of the PARK position and cause the Electronic Stability Control (ESC) malfunction light to illuminate.

Other Kia Optima Years

2011 Kia Optima — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2011 Kia Optima reliable?
Verdict: Above Average Complaints. The 2011 Kia Optima has 768 NHTSA complaints, 38 crash-related, and 5 recall campaigns. The most common issue is Engine Problems with 252 complaints. Source: NHTSA via VinItel.
What are common problems with the 2011 Kia Optima?
Top reported problems: Engine Problems (252 complaints, avg 115,835 mi); Steering Defects (99 complaints, avg 64,866 mi); Headlight/Taillight Failures (81 complaints, avg 82,343 mi). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 2011 Kia Optima?
The weighted average mileage at time of complaint is about 93,300 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 2011 Kia Optima?
NHTSA complaints for the 2011 Kia Optima include 38 crash-related reports, 46 fire reports, 29 injuries, and 2 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 2011 Kia Optima have any recalls?
Yes — 5 NHTSA recall campaigns affecting an estimated 3,907,969 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2011 Kia Optima?
Slightly worse than average. Most owners are fine; problem clusters are concentrated around specific components. Check the issues table below and match against the specific car's mileage.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Kia Optima reliability report with year-by-year comparison and generation analysis.

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