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In California

KIA Optima problems reported in California

1,341 of the 10,355 complaints filed about the KIA Optima came from California, most often about the engine & cooling.

Bigger states file more complaints simply for having more drivers. What is worth reading here is the mix — a part that fails in heat, cold or road salt shows up in some states long before others.

1,341

Complaints from California

Crashes

Fires

2013

Worst model year

What failed

Engine & Cooling 444 33.1%

Other & Unspecified 152 11.3%

Electrical System 126 9.4%

Body & Structure 105 7.8%

Steering 82 6.1%

Transmission & Drivetrain 82 6.1%

Fuel & Propulsion 68 5.1%

Brakes 67 5.0%

Airbags 52 3.9%

Lights 36 2.7%

Acceleration & Cruise Control 33 2.5%

Windows, Mirrors & Wipers 16 1.2%

By model year

2001 Optima 23 1.7%

2002 Optima 14 1.0%

2003 Optima 21 1.6%

2004 Optima 24 1.8%

2005 Optima 6 0.4%

2006 Optima 2 0.1%

2007 Optima 5 0.4%

2008 Optima 9 0.7%

2009 Optima 4 0.3%

2010 Optima 16 1.2%

2011 Optima 60 4.5%

2012 Optima 163 12.2%

2013 Optima 307 22.9%

2014 Optima 112 8.4%

2015 Optima 244 18.2%

2016 Optima 158 11.8%

2017 Optima 63 4.7%

2018 Optima 55 4.1%

2019 Optima 34 2.5%

2020 Optima 21 1.6%

Cities reporting most

LOS Angeles 71 19.7%

SAN Diego 67 18.6%

Sacramento 36 10.0%

Riverside 30 8.3%

Fresno 28 7.8%

SAN Bernardino 22 6.1%

Bakersfield 22 6.1%

Corona 20 5.6%

Fontana 19 5.3%

Rancho Cucamonga 15 4.2%

Pasadena 15 4.2%

Oakland 15 4.2%

← All KIA Optima problems and worst years