What Size Bulbs Does a 2017 Kia Sorento LX Use?
Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.
Installation Difficulty
Moderate (Dust covers often present)
Est. Replacement Cost
$15 - $40 (Halogen) / $30+ (LED)
What Lighting System Does the 2017 Kia Sorento LX Have?
The 2017 Kia Sorento LX features an extensive lighting system with 11 bulb positions. It uses halogen technology with a single H7 LED dual-filament bulb handling both low and high beams.
Can You Put LED Bulbs in a 2017 Kia Sorento LX?
Upgrading the 2017 Kia Sorento LX to LED headlights is straightforward since it uses a single H7 LED dual-filament bulb for both low and high beams. You only need one pair of LED bulbs to upgrade both functions. Look for a H7 LED LED kit that specifically supports dual-filament operation to ensure both beams work correctly. For the fog lights, a 881 LED LED bulb provides a clean white output that pairs well with LED headlights.
How to Replace Bulbs on a 2017 Kia Sorento LX
The H7 bulb uses a spring clip or wire retainer that holds the bulb in the socket. To remove the old bulb, disconnect the wiring harness first, then twist the bulb counter-clockwise and pull it out. On the 2017 Sorento LX, you will likely encounter rubber dust covers behind the headlight housing. These pull off by hand or unscrew depending on the design. Allow about 15 to 20 minutes per side. When installing the new bulb, avoid touching the glass with bare fingers. Skin oils create hot spots that shorten bulb life. Wear clean gloves or handle the bulb by its plastic base only. The fog lights are accessed from underneath the front bumper. You may need to remove a few plastic clips or screws from the fender liner to reach the 881 LED fog light socket.
Full Upgrade Bundle
Upgrade All 12 Positions at Once
2017 Kia Sorento LX Complete Bulb Size Chart
| Position | Bulb Size | Shop |
|---|---|---|
Low Beam | H7 LED | Buy H7 LED |
High Beam | H7 LED | Buy H7 LED |
Fog Light | 881 LED | Buy 881 LED |
Brake Light | LED Light Bulbs | Buy LED Light Bulbs |
Dome Light | 12854 | Buy 12854 |
Side Marker | 194 | Buy 194 |
Turn Signal Front | 2357 | Buy 2357 |
License Plate | 12844 or DE3423 | Buy 12844 or DE3423 |
Parking Light | N/A | Buy N/A |
Turn Signal Rear | 1156 | Buy 1156 |
Reverse Light | 921 | Buy 921 |
Trunk Light | DE3175 | Buy DE3175 |
Want to upgrade everything at once?
Shop Complete LED Kit for 2017 Kia Sorento LXHow Long Do 2017 Kia Sorento LX Headlight Bulbs Last?
Standard halogen headlights on the 2017 Kia Sorento LX have an expected lifespan of 500 to 1,000 hours, which works out to roughly 2 to 3 years of normal use. Signs of a failing halogen bulb include noticeably dimmer output, a yellowish tint compared to the other headlight, or intermittent flickering. At 9 years old, the original bulbs on your Sorento LX are likely overdue for replacement. Even if they still illuminate, reduced brightness significantly impacts nighttime safety. When one headlight burns out, replace both sides at the same time. Bulbs from the same batch age at similar rates, and mismatched brightness is distracting to oncoming drivers.
What Bulbs Are Compatible with the 2017 Kia Sorento LX?
The H7 low beam bulb on the 2017 Kia Sorento LX is a specific fitment. There are no widely recognized cross-compatible alternatives, so make sure to purchase the exact H7 size. Using the wrong bulb size can cause improper beam patterns that reduce your visibility and blind other drivers. It can also cause overheating inside the headlight housing, potentially warping the plastic lens or reflector. Always verify the bulb number before purchasing.
2017 Kia Sorento LX Headlight FAQ
Did Kia Sorento LX Bulb Sizes Change Over the Years?
We currently have bulb data for the 2017 Kia Sorento LX. Check back as we expand our database with additional model years and trim-level variations.
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Other Vehicles That Use H7 LED Bulbs
These vehicles from other makes also use a H7 LED low beam bulb: