{"product_id":"dorman-306-012-secondary-air-injection-pump","title":"Dorman 306-012 Secondary Air Injection Pump","description":"\u003ch2\u003eOverview of the Dorman Secondary Air Injection Pump 306-012\u003c\/h2\u003e\u003cp\u003eThe Dorman Secondary Air Injection Pump 306-012 is designed to support emission control systems in select Buick, Chevrolet, and GMC vehicles. This air injection pump helps reduce harmful emissions by supplying fresh air to the exhaust stream during cold starts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Buick Envoy, Envoy XL, Chevrolet Trailblazer, Trailblazer EXT, and GMC Rainier\u003c\/li\u003e\n\u003cli\u003eInside hose diameters of 0.91 and 1.206 inches for precise fitment\u003c\/li\u003e\n\u003cli\u003eIncludes an 8.5-inch wiring harness with two wires and a female connector\u003c\/li\u003e\n\u003cli\u003eConstructed with durable plastic housing for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBlade-type terminals with two male terminals for secure electrical connection\u003c\/li\u003e\n\u003cli\u003eEquipped with two hose connectors and one connector for efficient air flow\u003c\/li\u003e\n\u003cli\u003eDoes not include pulley or mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 306-012 Secondary Air Injection Pump is engineered to meet the specifications required by emission control systems in Buick Envoy, Envoy XL, Chevrolet Trailblazer, Trailblazer EXT, and GMC Rainier models. Featuring a plastic housing, this pump is lightweight yet durable, designed to withstand the under-hood environment. The pump’s two hose connectors accommodate hoses with outside diameters of 1.131 and 1.359 inches, ensuring a proper seal and efficient air delivery. The wiring harness length of 8.5 inches with blade-type terminals and a female connector simplifies installation and electrical integration. This pump does not include a pulley or mounting hardware, so existing components should be reused or sourced separately.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper secondary air injection to reduce cold start emissions\u003c\/li\u003e\n\u003cli\u003eResolves check engine light codes related to air injection pump failure\u003c\/li\u003e\n\u003cli\u003eEliminates rough idle or poor engine performance caused by faulty air injection\u003c\/li\u003e\n\u003cli\u003ePrevents failed emissions tests due to malfunctioning secondary air system\u003c\/li\u003e\n\u003cli\u003eAddresses unusual noises or pump operation failures in the air injection system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with Buick Envoy, Envoy XL, Chevrolet Trailblazer, Trailblazer EXT, or GMC Rainier before installation\u003c\/li\u003e\n\u003cli\u003eReuse existing mounting hardware or acquire appropriate fasteners as none are included\u003c\/li\u003e\n\u003cli\u003eEnsure proper connection of the blade terminals and secure wiring harness to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eInspect hoses for wear and replace if necessary to maintain airtight seals\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for removal and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 306-012 Secondary Air Injection Pump to meet or exceed OEM standards for fit, form, and function. The plastic housing and electrical components are designed for durability in demanding automotive environments. While mounting hardware and pulley are not included, the pump is tested for reliable operation. Please consult Dorman’s warranty policy for coverage details on this part.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43610909507765,"sku":"BKKY-306-012","price":200.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_306012_Fro.jpg?v=1774983381","url":"https:\/\/www.partcatalog.com\/products\/dorman-306-012-secondary-air-injection-pump","provider":"PartCatalog","version":"1.0","type":"link"}