{"product_id":"dorman-577-239-fuel-tank-filler-neck","title":"Dorman 577-239 Fuel Tank Filler Neck","description":"\u003ch2\u003eFuel Filler Neck Replacement\u003c\/h2\u003e\u003cp\u003eThis Dorman fuel tank filler neck is built for specific vehicle applications and matches the original part for a reliable repair. It is a steel replacement for a leaking filler neck and is engineered and tested to follow the factory fit and function.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for durable fuel system service.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered to match the original filler neck.\u003c\/li\u003e\n\u003cli\u003eThoroughly tested for fit and function.\u003c\/li\u003e\n\u003cli\u003eIncludes a 1.1-inch inside diameter fill pipe.\u003c\/li\u003e\n\u003cli\u003eFuel cap not included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 577-239 is a direct replacement fuel filler neck for 2001-2003 Pontiac Grand Prix applications. It is designed for the fuel storage system and addresses the filler neck location where corrosion, cracking, or leakage can affect refueling performance. The steel construction and factory-style dimensions support a proper repair when the original neck no longer seals or routes fuel correctly. This part cross-references Spectra Premium FN543 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues It Can Solve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFuel odor caused by a leaking filler neck.\u003c\/li\u003e\n\u003cli\u003eVisible corrosion or damage on the original neck.\u003c\/li\u003e\n\u003cli\u003eRefueling problems caused by a restricted or distorted fill pipe.\u003c\/li\u003e\n\u003cli\u003eFuel cap sealing concerns when the neck no longer matches factory dimensions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFits 2001-2003 Pontiac Grand Prix, N\/A. Verify the vehicle’s original filler neck dimensions and routing before installation. Compare the replacement to the removed part to confirm the fill pipe diameter and overall length match the application. Part number 577-239 should be installed on the correct vehicle configuration listed in the fitment data.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this replacement as a tested, application-specific part for factory-style repair. Part number 577-239 is engineered to match the original filler neck for the listed vehicles.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":53534287069365,"sku":"BKKY-577-239","price":126.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_577239_Fro.jpg?v=1792130514","url":"https:\/\/www.partcatalog.com\/products\/dorman-577-239-fuel-tank-filler-neck","provider":"PartCatalog","version":"1.0","type":"link"}