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GMC Yukon 2015 Bulb Size
Bulb size chart
Headlight Bulb High Beam - 9005
Headlight Bulb Low Beam(with halogen headlights) - H11
Headlight Bulb Low Beam(with HID headlights) - D3S
Back Up Reverse Light Bulb - 921
Brake Light Bulb - LED
Center High Mount Stop Light Bulb - LED
Daytime Running Light Bulb - LED
License Plate Light Bulb - 2825, 98
Parking Light Bulb - LED
Side Marker Light Bulb Front - LED
Side Marker Light Bulb Rear - LED
Tail Light Bulb - LED
Turn Signal Light Bulb Front - LED
Turn Signal Light Bulb Rear - LED
Dome Light Bulb - LED
Map Light Bulb - LED
Trunk or Cargo Area Light - LED
Vanity Mirror Light Bulb - 6612F
9005 Bulbs
Used for: Headlight Bulb High Beam
H11 Bulbs
Used for: Headlight Bulb Low Beam(with halogen headlights)
D3S Bulbs
Used for: Headlight Bulb Low Beam(with HID headlights)
921 Bulbs
Used for: Back Up Reverse Light Bulb
2825 Bulbs
Used for: License Plate Light Bulb
98 Bulbs
Used for: License Plate Light Bulb
6612F Bulbs
Used for: Vanity Mirror Light Bulb
This page covers the 2015 GMC Yukon and helps you verify the correct bulb size by lighting position, so you can match the right replacement to the right lamp. Because the Yukon could be equipped with different lighting setups, it is important to check the exact location on the vehicle before ordering.
Use the bulb chart for the 2015 GMC Yukon to identify common exterior and interior bulbs such as headlights, tail lights, brake lights, turn signals, license plate lights, dome lights, map lights, and cargo area lighting. The chart is organized by position to make replacement faster and reduce the chance of buying the wrong bulb.
Fitment can vary by trim, package, market, and body style on the 2015 GMC Yukon, so always compare the bulb chart with the lighting equipment actually installed on your vehicle. Some versions use halogen low beams with H11 bulbs, while others use HID low beams with D3S bulbs, and those are not interchangeable without the proper hardware. If you are considering an aftermarket LED conversion, make sure the bulb type, socket style, and beam pattern are compatible with your housing and local regulations. The safest approach is to inspect the installed bulb before purchase, especially for interior lamps and any exterior light that may have been changed by a previous owner.
FAQ
What is the best way to use this 2015 GMC Yukon bulb page?
Start with the lighting position you need, such as low beam, brake light, or license plate light, then match it to the bulb size listed for that location. This page is organized by function so you can verify fitment before buying replacements.
Does the 2015 GMC Yukon use the same low beam bulb on every trim?
No. The 2015 GMC Yukon may use H11 low beam bulbs on halogen-equipped models or D3S bulbs on HID-equipped models. You should confirm which headlight system is installed on your vehicle before ordering.
What high beam bulb does the 2015 GMC Yukon use?
The high beam bulb listed for the 2015 GMC Yukon is 9005.
What bulb is used for the reverse lights on a 2015 GMC Yukon?
The back up reverse light bulb listed for this model year is 921.
What are the license plate bulb sizes for the 2015 GMC Yukon?
The license plate light bulb sizes listed are 2825 and 98.
Are the interior bulbs on the 2015 GMC Yukon all the same size?
No. Interior locations such as the dome light, map light, trunk or cargo area light, and vanity mirror light can use different bulb types. Check the specific position rather than assuming one size fits all.
Can I replace the factory bulbs with LED bulbs on a 2015 GMC Yukon?
Yes, many owners upgrade to LED replacements, but fitment and compatibility still matter. Make sure the bulb matches the socket and that the light output works correctly in the housing.
Why does the bulb chart mention trim and lighting package differences?
Because the 2015 GMC Yukon could be equipped with different lighting setups depending on trim, options, market, and body style. Those differences can change the bulb type used in certain positions.
What should I check before buying a replacement bulb?
Check the exact bulb location, inspect the installed bulb if possible, and confirm whether your Yukon has halogen or HID headlights. This helps avoid ordering the wrong part.
Do the front and rear turn signal bulbs use the same size?
Not always. The 2015 GMC Yukon has separate listings for front and rear turn signal bulbs, so you should verify each position individually.
Which bulbs are commonly LED on the 2015 GMC Yukon?
Several lighting positions on this model are listed as LED, including many exterior and interior lamps such as the center high mount stop light, brake light, tail light, parking light, daytime running light, dome light, map light, and cargo area light.
What should I do if my Yukon has aftermarket lighting changes?
If the vehicle has been modified, rely on the installed bulb and socket rather than the original equipment assumptions. Aftermarket conversions can change bulb type, wiring, or beam performance.