2015 Cadillac XTS Bulb Size
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Bulbs Chart
2015 Cadillac XTS Headlight Bulb High Beam and Low Beam (D3S)
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Best Choice
Xenon HID lights deliver better light but consume less power. This offers drivers enhanced visibility while allowing the vehicle to save electrical power for other functions. With twice the amount of light, you can see potential obstacles much sooner. At highway speeds, HID lights give you up to a full
Philips D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
See more D3S Xenon HID Conversion Kit
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Extremely Bright
Looking for an LED conversion kit that will perfectly replace your OEM D3S D3R D3C Xenon bulb without changing any wiring? Look no further than the VehiCode D3S LED Headlight Conversion Kit. Each all-in-one LED conversion light lamp features mute fan cooling and CAN-bus error decoding, making installation a breeze.VehiCode D3S LED Headlight Conversion Kit - Xenon Replacement
LED Lights
2015 Cadillac XTS Headlights
![AKKON - For 13-15 Cadillac XTS [AFS MODEL ONLY] Passenger RIGHT Side Chrome Projector Headlight Lamp Direct Replacement](https://m.media-amazon.com/images/I/51JNE2skmbL._AC_QL90_UL90_.jpg?ezimgfmt=0)
![AKKON - For 2013-2017 Cadillac XTS [W/O AFS MODEL ONLY] Driver LEFT Side Chrome Projector Headlight Lamp Direct Replacement](https://m.media-amazon.com/images/I/510+kSY+PTL._AC_QL90_UL90_.jpg?ezimgfmt=0)
2015 Cadillac XTS Tail Lights
Cadillac XTS Bulb Size By Years
tl;dr: This bulb size chart lists the headlight, parking, brake, and interior bulb sizes for a 2015 Cadillac XTS. I recommend using the exact listed socket types when replacing bulbs to avoid fit or electrical issues. As a mechanic, I confirm these sizes from service experience and parts catalogs.
Impact: Using correct bulbs saves time and prevents flicker, reduced visibility, or blown fuses. Risks include incorrect fit, reduced lifespan, and potential dashboard warnings. Gotchas: check whether your car has xenon or halogen options before ordering. Next steps: use the chart as a checklist, confirm fit on your vehicle, and follow the linked parts if helpful. Affiliate disclaimer: some links are affiliate links, which may earn me a small commission at no extra cost to you.
2015 Cadillac XTS specs
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