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field--name-field-product-description field--type-text-with-summary field--label-hidden field__item\u0022\u003E\u003Cp\u003E\u003Cstrong\u003ECP3 Injection Pump Return Hose, LB7 Duramax  2001-2004\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003EThis molded CP3 injection pump return hose from Merchant Automotive is for the 6.6 Liter Duramax LB7. It is built for diesel fuel and carries return fuel away from the CP3 injection pump. The factory rubber hose cracks and swells with age and heat cycles, which can cause fuel seepage, fuel smell and air in the fuel system.\u003C\/p\u003E\n\u003Cp\u003EThis hose replaces GM 97216067 and installs in the factory location.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EKey Features\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cul\u003E\n\u003Cli\u003EMolded hose that replaces GM 97216067\u003C\/li\u003E\n\u003Cli\u003EBuilt for diesel fuel\u003C\/li\u003E\n\u003Cli\u003EMolded to the factory shape for a direct-fit install\u003C\/li\u003E\n\u003Cli\u003ESold individually; one required per engine\u003C\/li\u003E\n\u003C\/ul\u003E\n\u003Cp\u003E\u003Cstrong\u003EBenefits\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003EA hardened or cracked return hose at the CP3 is a common source of diesel seepage on the LB7, and the leak can let air into the fuel system. Replacing this hose when it\u0027s worn or damaged, or any time the CP3 or fuel lines are serviced, takes care of one of the oldest rubber pieces in the low-pressure fuel system. Replace if worn or damaged.\u003C\/p\u003E\n\u003Cp\u003ECommonly replaced at the same time: Merchant Automotive Fuel Injection Fuel Feed Front Hose, Duramax  2001 - 2004, Merchant Automotive Fuel Feed Hose, Duramax  2001 - 2004.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EFrequently Asked Questions\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EDoes this hose come with clamps?\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003ENo. Clamps are not included. Reuse your factory clamps if they\u0027re in good condition.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EIs there a kit with all the LB7 rubber fuel hoses?\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003EYes. Our Merchant Automotive Rubber Fuel Hose Kit, Duramax  2001 - 2004 includes this return hose along with the feed, front feed, filter head outlet, FICM and cold start valve hoses.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EWill this fit my LLY, LBZ or LMM?\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003ENo. Those engines use a different return hose. See the Fitment section below for the correct part.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EFitment\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cp\u003EFits 2001-2004 Chevrolet Silverado and GMC Sierra 2500HD and 3500 with the 6.6 Liter Duramax LB7. One hose required per engine. For 2004.5-2005 LLY trucks, use the MA Injection Pump Return Hose, Duramax  2004.5 - 2005.\u003C\/p\u003E\n\u003Cp\u003EFor 2006-2010 LBZ and LMM trucks, use the Merchant Automotive Injection Pump Return Hose, Duramax  2006 - 2010.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EWhat\u0027s Included\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cul\u003E\n\u003Cli\u003E(1) Molded CP3 injection pump return hose\u003C\/li\u003E\n\u003Cli\u003EClamps not included\u003C\/li\u003E\n\u003C\/ul\u003E\n\u003Cp\u003EFor warranty information or to submit a claim, see our Warranty Form.\u003C\/p\u003E\n\u003Cp\u003E\u003Cstrong\u003EDetails:\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cul\u003E\n\u003Cli\u003EEngine Manufacturer: Duramax\u003C\/li\u003E\n\u003Cli\u003ELiter: 6.6 Liter\u003C\/li\u003E\n\u003Cli\u003EEngine Designation: LB7\u003C\/li\u003E\n\u003Cli\u003EEngine Years: 2001-2004\u003C\/li\u003E\n\u003C\/ul\u003E\n\u003Cp\u003E\u003Cstrong\u003EApplications:\u003C\/strong\u003E\u003C\/p\u003E\n\u003Cul\u003E\n\u003Cli\u003E2001-2004 Silverado\/Sierra 2500HD\/3500HD LB7\u003C\/li\u003E\n\u003C\/ul\u003E\u003C\/div\u003E\n      \u003C\/article\u003E\n","dialogOptions":{"width":"80%","dialogClass":"product-quick-view","buttons":[],"modal":true,"title":"MA CP3 Injection Pump Return Hose Duramax 2001-2004 Silverado\/Sierra 2500HD\/3500HD LB7 Merchant Automotive","classes":{"ui-dialog":"product-quick-view"}}}]