{"product_id":"tadyao-fuel-pressure-regulator-vacuum-purge-harness-for-buick-24506640-direct-fit-heat-resistant","title":"TADYAO Fuel Pressure Regulator Vacuum Purge Harness for Buick 24506640 Direct-Fit, Heat-Resistant","description":"\u003cstrong\u003eThis TADYAO 24506640 fuel pressure regulator vacuum purge harness replaces the factory harness to restore proper evaporative emission and fuel pressure regulator connections on compatible Buick and GM models.\u003c\/strong\u003e\n\nThe TADYAO replacement harness is designed to match the original equipment fit and function for late-1990s and early-2000s Buick, Pontiac, and Oldsmobile vehicles that use the 24506640-style connection. Built from heat-resistant, wear- and corrosion-resistant materials, the harness addresses common failures caused by brittleness and cracking near the evaporative emission and vacuum lines. It’s a direct-fit service part intended for mechanics and DIYers who need a reliable, reasonably priced replacement without modifying existing plumbing or electrical systems.\n\n\u003ch3\u003eWhich vehicles is this harness compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis harness is engineered as a direct replacement for several GM models from the late 1990s through the mid-2000s that originally used part number 24506640. It covers specific Buick, Pontiac, and Oldsmobile platforms where the factory harness commonly deteriorates due to heat and aging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuick Century — 1998\u003c\/li\u003e\n  \u003cli\u003eBuick Regal — 1998\u003c\/li\u003e\n  \u003cli\u003eBuick Park Avenue — 1998–2005\u003c\/li\u003e\n  \u003cli\u003eBuick LeSabre — 2000–2005\u003c\/li\u003e\n  \u003cli\u003ePontiac Grand Prix — 1998\u003c\/li\u003e\n  \u003cli\u003ePontiac Bonneville — 2000–2005\u003c\/li\u003e\n  \u003cli\u003eOldsmobile Intrigue — 1998–1999\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the TADYAO harness improve reliability?\u003c\/h3\u003e\n\u003cp\u003eThe harness replaces aged factory materials that often become brittle from engine heat and exposure, which can cause vacuum leaks or EVAP malfunctions. TADYAO uses durable, corrosion-resistant components to extend service life and reduce the risk of repeat failures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-quality connectors resist corrosion and maintain secure fit\u003c\/li\u003e\n  \u003cli\u003eHeat-resistant wiring and hoses designed for engine-bay conditions\u003c\/li\u003e\n  \u003cli\u003ePre-tested to ensure fit and function before shipping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and do I need additional parts?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for someone familiar with basic engine-bay repairs: unplug the old harness, route the new harness into place, and reconnect to the original fittings. No cutting or splicing is required if the vehicle originally used part number 24506640 and the retained clips and mounting points are intact.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit replacement—no special tools beyond common hand tools\u003c\/li\u003e\n  \u003cli\u003eWorks with existing connectors and mounting locations\u003c\/li\u003e\n  \u003cli\u003eInspect OEM clips and seals; replace if damaged for secure mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality checks and support does TADYAO provide?\u003c\/h3\u003e\n\u003cp\u003eTADYAO inspects each harness before shipment to reduce DOA and fitment issues. If questions arise about compatibility or installation, their customer support team provides responses within a short timeframe to assist buyers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFactory testing for continuity and connector integrity\u003c\/li\u003e\n  \u003cli\u003eWear- and corrosion-resistant materials for longer service life\u003c\/li\u003e\n  \u003cli\u003eEmail support with typical same-day or next-business-day replies\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for: This replacement vacuum purge and fuel pressure regulator harness suits DIY mechanics, independent repair shops, and owners of qualifying Buick, Pontiac, or Oldsmobile vehicles who prefer a cost-effective, direct-fit alternative to dealer parts. It’s recommended for cars showing EVAP-related symptoms, vacuum leaks, or visible harness cracking near the regulator area, and for anyone restoring older GM vehicles to reliable road use.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this harness replace part number 24506640?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it is a direct replacement designed to match part number 24506640 for compatible GM models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will I need special tools to install the harness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools are required—basic hand tools are sufficient for installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TADYAO","offers":[{"title":"Default Title","offer_id":48084873216158,"sku":"B09XM7MPS3","price":37.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tadyao-harness-front-view.jpg?v=1785864713","url":"https:\/\/northtrailauto.ca\/products\/tadyao-fuel-pressure-regulator-vacuum-purge-harness-for-buick-24506640-direct-fit-heat-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}