GMC Headlight Bulbs

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Find LED headlight bulbs for GMC Sierra, Canyon, and Terrain vehicles. This collection includes single-pair replacement bulbs, two-pair high/low-beam combinations, select fog-light bulbs, and CANbus decoder accessories. Start with the vehicle selector. Enter your year, model, and light position, then confirm the number printed on your original halogen bulb before ordering. A matching socket alone does not guarantee the correct beam position, housing fit, or electrical compatibility. GMC Bulb Size and Package Guide Use this chart to narrow the product grid—not as a substitute for checking your vehicle. What you need Options found in this collection Confirm before ordering One headlight position H11/H8/H9, 9005/HB3, 9006/HB4 and other single-pair bulbs Exact year, model, trim, and high- or low-beam position Separate high- and low-beam replacements 9005/H11 and 9005/9006 two-pair combinations Both factory bulb numbers and the package contents Other supported socket choices 9012, H4, H7 and additional sizes shown in the filters The number on the original bulb and product-page compatibility Fog-light replacement H10, H11, 5202, 880, and 9006 options Verify the fog-light position separately Electrical correction C20 CANbus decoder options Only add a decoder when the vehicle or product instructions indicate one is needed Shop Headlight Bulbs by GMC Model Use the dedicated model collections to narrow the selection: GMC Sierra headlights for Sierra 1500, 2500HD, and 3500HD applications GMC Canyon headlights GMC Terrain headlights Fitment still varies by year, trim, housing, and beam position, so verify the original bulb before choosing a replacement. Single Bulbs or a Headlight Bulbs Bundle? Choose a single pair when you are replacing one confirmed light position. Choose a two-pair headlight bulbs bundle only when your GMC uses separate high- and low-beam bulbs and both listed sizes match the vehicle. Compare each product’s: Bulb size and plug design Single-pair or two-pair