{"product_id":"dna-motoring-left-headlight-mounting-bracket-for-03-06-chevy-silverado-avalanche-oem-fit-reinforced-plastic","title":"DNA MOTORING Left Headlight Mounting Bracket for 03-06 Chevy Silverado Avalanche – OEM-Fit, Reinforced Plastic","description":"\u003cstrong\u003eLeft-side headlight mounting bracket made by DNA MOTORING engineered as a direct OEM-fit replacement for 2003–2006 Chevy Silverado and Avalanche models (part numbers GM1221130 \/ 15798921).\u003c\/strong\u003e\n\n\u003cp\u003eIf your Silverado or Avalanche headlamp sits loose, misaligned, or the plastic bracket has cracked, this replacement headlight bracket restores correct positioning and secure attachment without modifying the vehicle. Manufactured from durable plastic to match factory strength and designed for direct bolt-on installation, the DNA MOTORING HLBK-0001-L replaces the original left-side mount quickly and keeps your front-end lighting aligned for safe night driving and inspections.\u003c\/p\u003e\n\n\u003ch3\u003eWill this bracket fit my truck?\u003c\/h3\u003e\n\u003cp\u003eThis left-side headlamp bracket is compatible with Chevy Avalanche 1500\/2500 and Silverado 1500\/2500\/3500 models from 2003 through 2006, and certain Silverado Classic 2007 trucks. Check your vehicle’s original part reference numbers to confirm an exact match.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Avalanche 1500\/2500, Silverado 1500\/2500\/3500 (2003–2006)\u003c\/li\u003e\n  \u003cli\u003eAlso fits: Silverado 1500\/2500\/3500 Classic 2007 (selected)\u003c\/li\u003e\n  \u003cli\u003eReference OEM numbers: GM1221130, 15798921\u003c\/li\u003e\n  \u003cli\u003eLeft-side orientation only — HLBK-0001-L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and do I need extra parts?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with light automotive work; the bracket is a direct bolt-on replacement and uses the existing factory hardware. No drilling, cutting, or special tools are required in most cases, though basic hand tools and a jack or fender cover for access make the job easier.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect OE fitment: no modification needed\u003c\/li\u003e\n  \u003cli\u003eUses stock mounting points and hardware\u003c\/li\u003e\n  \u003cli\u003eTypical tools: ratchet, sockets, trim tool, and a flashlight\u003c\/li\u003e\n  \u003cli\u003eOne bracket included per package\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is this bracket made of and how long will it last?\u003c\/h3\u003e\n\u003cp\u003eThe bracket is molded from high-quality automotive-grade plastic engineered for strength and impact resistance similar to the original equipment. Built to meet or exceed OEM specifications, it resists cracking and stress from road vibration, offering a long service life when installed correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: reinforced plastic for durability\u003c\/li\u003e\n  \u003cli\u003eMeets or exceeds OEM performance standards\u003c\/li\u003e\n  \u003cli\u003eResistant to vibration and typical road conditions\u003c\/li\u003e\n  \u003cli\u003eSold as a single replacement left-side unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill replacing this bracket affect headlight alignment?\u003c\/h3\u003e\n\u003cp\u003eReplacing a damaged or worn bracket restores the headlight’s correct mounting geometry, which helps maintain proper aim and reduces vibration. After installation, a quick visual check and, if necessary, a minor headlight adjustment ensure optimal beam direction.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores factory mounting angles and stability\u003c\/li\u003e\n  \u003cli\u003eReduces headlight movement and rattling\u003c\/li\u003e\n  \u003cli\u003eAllows standard alignment procedure post-install\u003c\/li\u003e\n  \u003cli\u003eImproves nighttime visibility by keeping optics correctly aimed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This DNA MOTORING left headlight mount bracket is intended for owners, mechanics, and restoration shops working on 2003–2006 Chevy Silverado and Avalanche trucks (plus select 2007 Silverado Classic models) who need a reliable, OEM-compatible replacement. It's ideal when the original bracket is cracked, broken, or causing headlamp misalignment and you want a hassle-free, bolt-on solution that restores factory fit and function.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this bracket replace the OEM part directly?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s a direct bolt-on replacement designed to meet or exceed OEM specs and fits the original mounting points.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this the left-side bracket and which part numbers match?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This is the left-side unit (HLBK-0001-L) compatible with GM1221130 and 15798921 reference numbers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DNA MOTORING","offers":[{"title":"Default Title","offer_id":67587277422777,"sku":"B0CY2FM13J","price":127.63,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/dna-motoring-left-headlight-bracket-front-view.jpg?v=1790503847","url":"https:\/\/redleafauto.ca\/products\/dna-motoring-left-headlight-mounting-bracket-for-03-06-chevy-silverado-avalanche-oem-fit-reinforced-plastic","provider":"Redleaf Auto","version":"1.0","type":"link"}