Cadillac XTS 2013 Bulb Size
Bulb size chart
This 2013 Cadillac XTS bulb size guide helps you verify the correct bulbs by lighting position, so you can replace only the lamp you need with confidence. Use it to match the headlight, tail light, interior, and exterior bulb locations on your XTS before you buy.
The 2013 Cadillac XTS uses a mix of LED and traditional bulb types depending on the lighting position. Because the exact setup can vary by trim, market, and body style, checking the bulb chart by location is the best way to find the right fit for your vehicle.
Fitment can change with trim package, lighting package, and whether your XTS was built for a specific market, so it is smart to confirm the bulb already installed in the car before ordering replacements. Some positions use factory LED units, while others use standard replaceable bulbs, and aftermarket LED conversions may need the correct base type, polarity, or load handling to work properly. If you are upgrading from halogen-style bulbs to LED replacements, make sure the new bulb matches the socket and physical size, and compare the installed bulb to the listing before purchase to avoid a mismatch.
FAQ
What headlight bulb does a 2013 Cadillac XTS use?
The 2013 Cadillac XTS uses a D3S bulb for both the high beam and low beam headlight positions listed on this page.
Which bulb is used for the front turn signal on a 2013 XTS?
The front turn signal light bulb is listed as 7444NA for the 2013 Cadillac XTS.
What bulb fits the front parking light on this model year?
The front parking light bulb is also listed as 7444NA on the 2013 Cadillac XTS.
What is the reverse light bulb size for the 2013 Cadillac XTS?
The back up reverse light bulb is 921.
Which bulb is used for the license plate lights?
The license plate light bulb options listed for this XTS are 2825 and 98.
What bulb fits the interior door lights?
The interior door light bulb options listed are 2825 and 98.
What bulb does the vanity mirror light use?
The vanity mirror light bulb is listed as 7065.
What bulb is used for the dome light?
The dome light bulb is listed as 2886X.
Are the brake lights and tail lights replaceable bulbs on the 2013 XTS?
The chart lists the brake light bulb and tail light bulb as LED, which means they are not standard loose bulbs in the same way as a halogen replacement lamp.
Does the 2013 Cadillac XTS use LED bulbs for the rear turn signal and center high mount stop light?
Yes, the rear turn signal light bulb and the center high mount stop light bulb are both listed as LED.
What bulb is used for the rear side marker light?
The rear side marker light bulb is listed as LED on this page.
What bulb fits the front side marker light?
The front side marker light bulb is listed as 194NA, and it is marked as optional in the raw bulb list.
What bulb is used for the map light?
The map light bulb is listed as LED for the 2013 Cadillac XTS.
Can bulb fitment vary between different 2013 XTS trims?
Yes. Trim level, lighting package, and market can affect the exact bulb setup, so it is best to verify the bulb by position and compare it with the installed part.