{"product_id":"white-vent-cap","title":"ACDelco 12479390 OE White Vent Cap, Front Differential for Synthetic Fluid, 2001-2003 GM 6.6L Duramax LB7","description":"ACDElco 12479390 OE Easy install, threaded and comes with proper o-ring seal for your\u003cbr\u003e2001, 2002, 2003 GM 6.6L Duramax LB7\u003cbr\u003e\u003cbr\u003e\t\t\t\t\t\t\t\t\t\t\u003cp\u003eEarly trucks ( 2001-2003) came from GM with a vent cap in the front diff that may not be compatible with synthetic fluid.  In fact GM issued a TSB outlining that the vent cap should be replaced if using synthetic fluid.  This is only needed if you do not already have the white cap.  \u003c\/p\u003e\t\t\t\t\t\t\t\t\t\t\u003cp\u003eIts also common for these to work themselves loose and cause a leak that looks like it is coming from the left front axle seal.  Easy install, threaded and comes with proper o-ring seal.\u003c\/p\u003e \u003cbr\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":59803240530206,"sku":"12479390","price":71.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7171\/1262\/files\/12479390.jpg?v=1787075539","url":"https:\/\/platinumhpsolutions.myshopify.com\/products\/white-vent-cap","provider":"Platinum High Performance Solutions, LLC.","version":"1.0","type":"link"}