{"product_id":"gm-genuine-parts-intake-vvt-solenoid-12679099-with-seal-retainer-bolt-oe-fit-corrosion-resistant","title":"GM GENUINE PARTS Intake VVT Solenoid 12679099 with Seal, Retainer \u0026 Bolt — OE Fit, Corrosion-Resistant","description":"\u003cp\u003e\u003cstrong\u003eGM Genuine Parts 12679099 is an intake variable valve timing (VVT) solenoid assembly that controls oil flow to cam phasers, supplied with its seal, retainer, and mounting bolt for correct OE installation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement VVT solenoid is engineered and validated by GM to match the original equipment calibration used on compatible Chevrolet, Buick, GMC, and Cadillac engines. It helps the engine adjust camshaft timing in response to speed and load, contributing to expected drive quality and efficiency when installed and operated as intended. The part is coated against corrosion and comes with the small hardware and sealing components needed for a proper fit.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this solenoid affect engine timing and performance?\u003c\/h3\u003e\n\u003cp\u003eThe solenoid meters pressurized engine oil to the cam phasers, enabling the engine control system to advance or retard camshaft position. Correct metering ensures the timing maps GM calibrated for power delivery, fuel economy, and smooth idle are achieved.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRegulates oil flow to intake cam phasers for timing adjustments.\u003c\/li\u003e\n  \u003cli\u003eMatches OEM calibration to maintain intended performance.\u003c\/li\u003e\n  \u003cli\u003eIncludes seal and retainer to prevent oil leaks at the valve cover bore.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this unit fit my GM vehicle and install like the original?\u003c\/h3\u003e\n\u003cp\u003eGM Genuine Parts are designed or validated to the same specifications as factory-installed components, so the 12679099 solenoid fits compatible GM engines without modification in most cases. It comes with the retainer, seal, and mounting bolt that mirror the original hardware for an OE-style installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered to GM's original parts specifications for fit and function.\u003c\/li\u003e\n  \u003cli\u003eSupplied with retainer, sealing O-ring, and bolt for correct assembly.\u003c\/li\u003e\n  \u003cli\u003eCoated finish helps resist corrosion in the engine bay environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat symptoms indicate the intake VVT solenoid needs replacement?\u003c\/h3\u003e\n\u003cp\u003eWhen the VVT solenoid is failing, drivers may notice rough idle, reduced low-end torque, increased fuel consumption, or diagnostic trouble codes related to camshaft timing. Replacing with a GM Genuine Parts unit restores the intended oil control behavior when the fault source is the solenoid or its seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRough or fluctuating idle and reduced drivability under load.\u003c\/li\u003e\n  \u003cli\u003eCheck Engine light with camshaft timing or oil flow related codes.\u003c\/li\u003e\n  \u003cli\u003eOil seepage or leaks around the solenoid bore from a worn seal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect this replacement part to last?\u003c\/h3\u003e\n\u003cp\u003eDurability depends on engine oil condition, operating conditions, and maintenance intervals. The GM Genuine Parts solenoid is tested to meet factory standards and features a corrosion-resistant coating to extend service life when oil changes and engine care follow manufacturer recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed and validated to GM engineering standards for longevity.\u003c\/li\u003e\n  \u003cli\u003eCoating helps protect against premature corrosion in the engine bay.\u003c\/li\u003e\n  \u003cli\u003eService life is improved by regular oil changes and using recommended oil grades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This intake VVT solenoid assembly (GM part 12679099) is aimed at owners, technicians, and fleet managers who need a direct-fit replacement for compatible GM engines — people who prefer genuine OE-validated components for reliable installation, calibrated performance, and service life similar to the original part. It’s appropriate for routine repair, scheduled maintenance, or when diagnosing camshaft-timing faults on Chevrolet, Buick, GMC, and Cadillac vehicles where this part is specified.\u003c\/p\u003e\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 solenoid include the mounting hardware?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the 12679099 solenoid ships with its seal, retainer, and mounting bolt for OE-style installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this an original GM part or aftermarket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This is a GM Genuine Parts unit, designed and validated by General Motors to match original equipment specifications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GM GENUINE PARTS","offers":[{"title":"Default Title","offer_id":48084020822174,"sku":"B07B3L6WKX","price":67.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gm-genuine-parts-12679099-front-view.jpg?v=1785843730","url":"https:\/\/northtrailauto.ca\/products\/gm-genuine-parts-intake-vvt-solenoid-12679099-with-seal-retainer-bolt-oe-fit-corrosion-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}