{"product_id":"2004-2005-duramax-6-6l-lly-glow-plug-control-module-8973796350","title":"2004-2005 Duramax 6.6L LLY Glow Plug Control Module 8973796350","description":"\u003ch1\u003eChevrolet\/GMC 6.6L Duramax LLY Glow Plug Control Module (GPCM) – Remanufactured OEM\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 8973796350\u003cbr\u003e\u003cstrong\u003eInterchange Part Numbers:\u003c\/strong\u003e 97304030, 97379635, 0522150901\u003cbr\u003e\u003cstrong\u003eVehicle Applications:\u003c\/strong\u003e Chevrolet Silverado 2500HD\/3500HD \u0026amp; GMC Sierra 2500HD\/3500HD\u003cbr\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e 6.6L Duramax LLY\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Remanufactured OEM\u003cbr\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Lifetime Warranty\u003cbr\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Plug \u0026amp; Play – No Programming Required\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThis is a professionally remanufactured OEM Glow Plug Control Module (GPCM) for Chevrolet Silverado and GMC Sierra 2500HD\/3500HD trucks equipped with the 6.6L Duramax LLY diesel engine. Every module is thoroughly inspected, tested, and rebuilt to meet or exceed original factory specifications for reliable cold-start performance and long-term durability.\u003c\/p\u003e\n\u003cp\u003eThe Glow Plug Control Module plays a critical role in diesel engine operation by controlling glow plug activation during startup. A failed GPCM can lead to hard starts, extended crank times, glow plug faults, check engine lights, and poor cold-weather performance.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eAutomobile Computer Solutions (ACS)\u003c\/strong\u003e, each unit undergoes extensive quality control testing to ensure dependable operation before shipment.\u003c\/p\u003e\n\u003ch3\u003eCommon Symptoms of a Failed GPCM\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHard starting or no-start conditions\u003c\/li\u003e\n\u003cli\u003eExtended crank time during cold starts\u003c\/li\u003e\n\u003cli\u003eGlow plug warning light illuminated\u003c\/li\u003e\n\u003cli\u003eCheck Engine Light (CEL)\u003c\/li\u003e\n\u003cli\u003eGlow plug circuit fault codes\u003c\/li\u003e\n\u003cli\u003ePoor cold-weather engine performance\u003c\/li\u003e\n\u003cli\u003eIntermittent starting issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine OEM unit professionally remanufactured\u003c\/li\u003e\n\u003cli\u003eFully tested for functionality and reliability\u003c\/li\u003e\n\u003cli\u003eDirect replacement for the original module\u003c\/li\u003e\n\u003cli\u003ePlug \u0026amp; Play installation\u003c\/li\u003e\n\u003cli\u003eNo programming or additional setup required\u003c\/li\u003e\n\u003cli\u003eLifetime Warranty included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Vehicles\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChevrolet Silverado 2500HD 6.6L Duramax LLY\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 3500HD 6.6L Duramax LLY\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500HD 6.6L Duramax LLY\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 3500HD 6.6L Duramax LLY\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eACS Quality Guarantee\u003c\/h3\u003e\n\u003cp\u003eEvery Glow Plug Control Module is tested prior to shipment to ensure proper communication, power output, and glow plug control functionality. Buy with confidence knowing your module is backed by the ACS Lifetime Warranty and dedicated customer support team.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed help confirming compatibility? Contact ACS with your VIN or part number before ordering\u003c\/strong\u003e\u003c\/p\u003e","brand":"Automobile Computer Solutions ","offers":[{"title":"Default Title","offer_id":48728041455871,"sku":null,"price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/5368\/5247\/files\/2346753c-58e7-4f3b-87ca-1f3e6ea1043a.png?v=1782097526","url":"https:\/\/www.dieselacs.com\/products\/2004-2005-duramax-6-6l-lly-glow-plug-control-module-8973796350","provider":"Automobile Computer Solutions ","version":"1.0","type":"link"}