{"product_id":"03-04-05-chevy-trailblazer-ext-4-2l-engine-control-module-oem-12573576-12574976","title":"03 04 05 CHEVY TRAILBLAZER EXT 4.2L ENGINE CONTROL MODULE OEM 12573576 12574976","description":"\u003cp\u003e\u003cstrong\u003eOEM Engine Control Module for 2003-2005 Chevy Trailblazer EXT with 4.2L Engine\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis genuine GM ECM (part numbers 12573576 or 12574976) manages fuel injection, ignition timing, and emissions for your Trailblazer EXT's 4.2L engine. Key specs:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDirect OEM replacement—no reprogramming required\u003c\/li\u003e\n\u003cli\u003eFits 2003, 2004, and 2005 Trailblazer EXT models\u003c\/li\u003e\n\u003cli\u003eControls fuel delivery, spark timing, and engine diagnostics\u003c\/li\u003e\n\u003cli\u003eFactory-tested for reliability and emissions compliance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA reliable ECM keeps your engine running smoothly and prevents check-engine codes caused by module failure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e \u003cem\u003eThis product is certified pre-owned and may contain minor cosmetic imperfections, but is in perfect working condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"eBay Import","offers":[{"title":"Default Title","offer_id":45559571284070,"sku":null,"price":213.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/4630\/9734\/files\/s-l100_0f658822-c119-40d8-b5bd-5984d52c3942.jpg?v=1777308718","url":"https:\/\/findmypart.shop\/products\/03-04-05-chevy-trailblazer-ext-4-2l-engine-control-module-oem-12573576-12574976","provider":"Find My Part","version":"1.0","type":"link"}