GMC Sierra 2500HD Bulb Size by Year
The 2007-2014 GMC Sierra 2500HD uses an H11 low beam and a 9005 high beam. 2005-2006 models use a 9006 low beam and a 9005 high beam.
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Headlight bulbs by model year
LED means the headlight is a sealed LED unit from the factory, so there is no bulb to buy. Some trims differ from the base car, so check the bulb you are removing. Shop links go to Amazon, and we may earn a commission at no extra cost to you. Open your exact year below for every bulb position and sources.
Every Sierra 2500HD year
2014 GMC Sierra 2500HDH11/90052013 GMC Sierra 2500HDH11/90052012 GMC Sierra 2500HDH11/90052011 GMC Sierra 2500HDH11/90052010 GMC Sierra 2500HDH11/90052009 GMC Sierra 2500HDH11/90052008 GMC Sierra 2500HDH11/90052007 GMC Sierra 2500HDH11/90052006 GMC Sierra 2500HD9006/90052005 GMC Sierra 2500HD9006/9005
Sources. The bulb code for 10 of 10 model years is checked against a cited source, most often CarBulbFinder - GMC Sierra 2500HD and SEALIGHT - GMC Sierra 2500HD. Each year page lists its own sources.
Last verified 2026-06-19. Maintained by Matan B., who runs GarageDex. How we verify.