# 2015 Kia Sorento headlight bulbs still dim **URL:** \ **Category:** Maintenance/Repairs\ **Tags:** kia, sorento\ **Created:** [April 15, 2019, 3:23am UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530 "2019-04-15T03:23:11Z")\ **Posts on this page:** 8\ **Page:** 1
**Author:** ![JosephTerranovajr](https://avatars.discourse-cdn.com/v4/letter/j/898d66/32.png) [@JosephTerranovajr](https://community.cartalk.com/u/JosephTerranovajr)\ **Post date:** [April 15, 2019, 3:23am UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/1 "2019-04-15T03:23:11Z")
dealer replaced the head light bulbs and the still very dimm ---
**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\ **Post date:** [April 15, 2019, 12:23pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/2 "2019-04-15T12:23:13Z")
I assume you have halogen lights. Some vehicles just meet the minimum requirement. Not much can be done. One thing is to ask if they are correctly aimed. Usually bulb replacement is designed to owner serviceable. Check your owners manual (or YouTube videos) on the procedure. Then at an auto parts store look at bulbs. You will find there are different levels of ‘brightness’ and color. You might try a brighter bulb, be aware, brighter bulbs have a shorter lifespan. ---
**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\ **Post date:** [April 15, 2019, 1:19pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/3 "2019-04-15T13:19:32Z")
BTW, If you are tempted by an LED conversion, I would recommend against it. We see quite a few posts that experience electrical problems after installing LEDs. ---
**Author:** ![pyrolord314](https://avatars.discourse-cdn.com/v4/letter/p/6a8cbe/32.png) [@pyrolord314](https://community.cartalk.com/u/pyrolord314)\ **Post date:** [April 15, 2019, 1:26pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/4 "2019-04-15T13:26:36Z")
How does the plastic on your headlights look? If it’s looking cloudy, go to an autoparts store and get a kit to polish and clear them up. It’s amazing how much of a difference this can make ---
**Author:** ![Cougar](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/cougar/32/21348_2.png) [@Cougar](https://community.cartalk.com/u/Cougar)\ **Post date:** [April 15, 2019, 9:38pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/5 "2019-04-15T21:38:59Z")
Dim lights usually means that not enough voltage is getting to them for some reason. Make sure that 12 volts is getting to the areas it needs to along with a good ground for the lights. If these lights are HID then make sure the ballast transformers are getting the proper input voltage, but don’t try to measure the output side to the lights. ---
**Author:** ![shanonia](https://avatars.discourse-cdn.com/v4/letter/s/9de053/32.png) [@shanonia](https://community.cartalk.com/u/shanonia)\ **Post date:** [April 15, 2019, 10:16pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/6 "2019-04-15T22:16:03Z")
The IIHS (Insurance Institute for Highway Safety) tests and rates headlights. Many vehicles are inadequate or barely adequate according to them. Look it up - yours may be one of those that does not have good lighting, even when new, with fresh plastic and new bulbs. Good advice above. Good luck and please let us know if something helps. ---
**Author:** ![JosephTerranovajr](https://avatars.discourse-cdn.com/v4/letter/j/898d66/32.png) [@JosephTerranovajr](https://community.cartalk.com/u/JosephTerranovajr)\ **Post date:** [April 15, 2019, 10:24pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/7 "2019-04-15T22:24:06Z")
Where do I look it up ---
**Author:** ![shanonia](https://avatars.discourse-cdn.com/v4/letter/s/9de053/32.png) [@shanonia](https://community.cartalk.com/u/shanonia)\ **Post date:** [April 15, 2019, 10:28pm UTC](https://community.cartalk.com/t/2015-kia-sorento-headlight-bulbs-still-dim/138530/8 "2019-04-15T22:28:29Z")
> [@JosephTerranovajr](#): > > Where do I look it up > **[IIHS-HLDI](https://www.iihs.org)** > > The Insurance Institute for Highway Safety (IIHS) is an independent, nonprofit scientific and educational organization dedicated to reducing deaths, injuries and property damage from motor vehicle crashes through research and evaluation and through...