Optima Key Fob Battery

After a few years of daily use, the battery inside the key fob remote control of a third generation (2010, 2011, 2012, 2013, 2014 & 2015) Kia Optima can become weak or quit working entirely.

Check out my DIY instructions for the procedure by clicking on the text link above or the thumbnail image to the left.

Optima Map Light Bulbs

If you need to change a burnt out map light bulb in the overhead console of your 3rd generation Kia Optima, check out my DIY tutorial by clicking on the text link above or the thumbnail image to the left.

Optima Dome Light Bulb

Optima Cabin Air Filter

If the A/C system in your 3rd generation (2011, 2012, 2013, 2014 & 2015) Kia Optima doesn't blow as hard any more or smells a bit funky, you probably need to clean or change the cabin air filter element in the HVAC blower motor housing.

Check out my DIY instructions for the procedure, including replacement part numbers, by clicking on the text link above or the thumbnail image to the left.

Optima Wiper Blades

Optima Door Panel

If you'd like to upgrade the OEM door speakers in your 3rd generation Kia Optima sedan, you'll first have to take off the interior door panels.

To view my DIY tutorial for the procedure, including compatible replacement speaker sizes, click on the text link above or the thumbnail image to the left.

Optima License Lights

Optima Tail Light Bulbs

The tail light housings of a 3rd generation (2011, 2012, 2013, 2014 & 2015) Kia Optima sedan contain the brake, rear turn signal, side marker, reverse and parking light bulbs.

If you need to change any of these bulbs, check out my DIY tutorial for the procedure by clicking on the text link above or the thumbnail image to the left.

Optima Trunk Light Bulb

Optima Headlight Bulbs

The headlight housings of a 3rd generation (2011, 2012, 2013, 2014 & 2015) Kia Optima sedan contain the low beam, high beam, front turn signal and front side marker light bulbs.

If you need to change any of these bulbs, check out my detailed DIY tutorial by clicking on the text link above or the thumbnail image to the left.

Optima Fog Light Bulbs

If you need to change a burnt out fog light bulb in the front bumper of your third generation Kia Optima sedan, check out my DIY instructions for the procedure by clicking on the text link above or the thumbnail image to the left.

Optima 2.4L Spark Plugs

The iridium tipped OEM (original equipment manufacturer) spark plugs in a 3rd generation (2011, 2012, 2013, 2014 & 2015) Kia Optima sedan with the Hyundai Theta II 2.4 liter GDI engine should last up to 100,000 miles.

But their condition should be checked before then, even if just to make sure they do not become stuck or "frozen" in the cylinders.

Optima Engine Air Filter

The engine air filter element of a third generation Kia Optima equipped with the Theta II 2.4 liter inline four cylinder GDI engine should be checked and cleaned at every oil change and replaced when dirty.

Check out my DIY tutorial for changing the engine air filter by clicking on the text link above or the thumbnail image to the left.

Optima Electrical Fuses

The best place to start when troubleshooting any electrical problem with your third generation Kia Optima is to check for a blown electrical fuse in either the engine bay or passenger compartment fuse boxes.

To view my DIY tutorial for the procedure, click on the text link above or the thumbnail image to the left.

Optima 2.4L Oil Change

The best way to keep your 3rd generation Kia Optima sedan running reliably is to regularly change the motor oil and replace the canister style oil filter on the Hyundai Theta II 2.4 liter GDI inline four cylinder engine.

Check out my detailed DIY instructions by clicking on the text link above or the thumbnail picture to the left.

Optima Front Brake Pads

The front disc brake pads on a 3rd generation Kia Optima should last anywhere from 40,000 to over 75,000 miles depending on your unique driving conditions.

If your front brakes are squealing or screeching, check out my DIY for the procedure by clicking on the text link above or the thumbnail image to the left.

Optima Rear Brake Pads

The rear disc brake pads on a third generation Optima should last about twice as long as the front pads or anywhere from 60,000 to over 100,000 miles depending on your unique driving conditions.

Check out my detailed DIY tutorial for the rear brake job procedure by clicking on the text link above or the thumbnail picture to the left.

Optima Vanity Light

If you need to change a burnt out vanity mirror light bulb above one of the sun visors in your 3rd generation Kia Optima, check out my DIY tutorial for the procedure by clicking on the text link above or the thumbnail image to the left.

If you have a newer 4th generation (2016, 2017, 2018, 2019 & 2020 model year) Kia Optima, please check out my DIY repair and maintenance tutorials for your vehicle at the link below.

2016-2020 Kia Optima DIY Repair & Maintenance Guides