What is the low beam headlight bulb size for a 2020 GMC Yukon?

The 2020 GMC Yukon uses a H11 bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2020 GMC Yukon?

The high beam bulb size for the 2020 GMC Yukon is 9005.

Why are my 2020 GMC Yukon headlights dim?

Dim headlights on a 2020 GMC Yukon can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H11 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2020 GMC Yukon fog light?

The 2020 GMC Yukon uses a H16 bulb for the fog light position.

Is the 2020 GMC Yukon single or dual beam?

The 2020 GMC Yukon uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2020 GMC Yukon?

Yes, the 2020 GMC Yukon comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H11 LED conversion kit for the low beams.

Does the 2020 GMC Yukon have fog lights?

Yes, the 2020 GMC Yukon takes a H16 bulb for the fog light position.

Did the 2020 GMC Yukon change headlight bulb sizes from the previous year?

Yes — the 2020 GMC Yukon uses different bulb sizes than the 2019 model. The 2020 generation introduced this bulb configuration.

Is the 2020 GMC Yukon the first or last year to use H11 bulbs?

The 2020 GMC Yukon is the only year in the 2020 generation to use the H11 bulb for the low beam headlight.

How do I change the headlight on a 2020 GMC Yukon?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old H11 bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2020 GMC Yukon?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved H11 LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2020 GMC Yukon headlights?

A pair of halogen H11 bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2020 GMC Yukon?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the H11 position are available as direct plug-and-play replacements.

The 2020 GMC Yukon has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2020 GMC Yukon

What Size Bulbs Does a 2020 GMC Yukon 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 2020 GMC Yukon Have?

Owners of the 2020 GMC Yukon will find a total of 3 lighting elements throughout the vehicle's exterior. It features a standard lighting system powered by a dual-bulb halogen configuration using separate H11 low beam and 9005 high beam bulbs for precise light distribution. This model belongs to the late years of the Yukon's 1992-2020 production span.

Can You Put LED Bulbs in a 2020 GMC Yukon?

For a GMC built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. We recommend starting your upgrade with the H11 low beams, as they see the most use. Adding a matching 9005 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the H16 fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2020 GMC Yukon Bulb Size Chart

Position	Bulb Size	Shop
High Beam	9005	Buy 9005 →
Low Beam	H11	Buy H11 →
Fog Light	H16	Buy H16 →

How do the 2020 GMC Yukon's bulbs compare to other years?

The 2020 GMC Yukon changed bulb sizes from 2019. The previous model year used a different configuration.

This bulb configuration covers the 2020 model years. ← 2019

Finding the best installation guide...

Other Yukon Years

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992

Other Vehicles That Use H11 Bulbs

2022 Chevrolet Colorado 2022 Chevrolet Silverado 1500 2022 Ford Edge 2022 Ford Expedition 2022 Ford F-150 2022 Ford Transit Connect

H11 Comparisons

9005 vs H11 9006 vs H11 9012 vs H11 H11 vs H16 H11 vs H7