The Dorman 601-166 High Intensity Discharge Headlight Igniter is a premium automotive part designed specifically for GMC Yukon models from 2015 to 2020. This headlight igniter comes with a limited manufacturer warranty and features a pin terminal type, making it easy to install. Made of metal and plastic, this igniter is durable and reliable for both right and left placement on the vehicle. With a length of 2 inches and a height of 2 inches, this Dorman igniter is a crucial component for ensuring proper functionality of the high intensity discharge headlights in your GMC Yukon.


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