{"product_id":"gm-genuine-parts-vvt-solenoid-assembly-12679100-with-seal-retainer-bolt-oe-fit-corrosion-resistant","title":"GM GENUINE PARTS VVT Solenoid Assembly 12679100 with Seal Retainer Bolt — OE Fit, Corrosion-Resistant","description":"\u003cp\u003e\u003cstrong\u003eGM Genuine Parts 12679100 is an OE-style variable valve timing (VVT) solenoid assembly that controls oil flow to cam phasers to restore proper camshaft timing and engine response.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis solenoid kit from GM Genuine Parts includes the VVT solenoid, seal, retainer, and bolt and is engineered and validated by General Motors to match factory specifications. Designed for direct replacement on compatible Chevrolet, Buick, GMC, and Cadillac engines, the unit helps the vehicle maintain calibrated camshaft positions that vary with engine speed and load for consistent drive quality. The component is coated to resist premature corrosion and built to the same standards used in original production or validated service parts.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this VVT solenoid affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eThe solenoid modulates oil pressure to cam phasers so the engine can advance or retard camshaft timing as conditions change. Proper timing helps the engine maintain smooth power delivery and throttle response across RPM ranges, because the camshafts are positioned according to the vehicle’s control strategy rather than left static.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRegulates oil flow to cam phasers for correct valve timing\u003c\/li\u003e\n  \u003cli\u003eHelps restore designed engine response and acceleration behavior\u003c\/li\u003e\n  \u003cli\u003eOEM-calibrated to match factory timing characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this part fit my GM vehicle and is it a direct replacement?\u003c\/h3\u003e\n\u003cp\u003eGM Genuine Parts are developed by GM engineers and validated to fit the intended vehicles; 12679100 is intended for specific GM engine applications. Always verify part compatibility with your vehicle year, make, model, engine code, or VIN before ordering to ensure a direct fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to OEM dimensions and calibration\u003c\/li\u003e\n  \u003cli\u003eIncludes seal, retainer, and bolt for complete installation\u003c\/li\u003e\n  \u003cli\u003eCheck vehicle compatibility via VIN or parts catalog to confirm fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the durability and protection features of this assembly?\u003c\/h3\u003e\n\u003cp\u003eThe solenoid carries protective coatings and passes GM validation tests to resist corrosion and wear that can shorten service life. Using a GM Genuine Part helps maintain the original engineering tolerances that contribute to reliable operation under normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCorrosion-resistant coating to reduce premature failure risk\u003c\/li\u003e\n  \u003cli\u003eValidated by GM for material and performance standards\u003c\/li\u003e\n  \u003cli\u003eUpdated designs reflect production improvements and materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow straightforward is installation and what comes in the kit?\u003c\/h3\u003e\n\u003cp\u003eThe kit is supplied with the solenoid plus the matched seal, retainer, and mounting bolt to simplify replacement and reduce the need for extra parts. Installation is typically performed at the timing control area or cam phaser access location on the engine; basic mechanical experience or professional service is recommended for correct torque and routing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComplete kit: solenoid, seal, retainer, and bolt included\u003c\/li\u003e\n  \u003cli\u003eDirect-replacement design minimizes modification or additional parts\u003c\/li\u003e\n  \u003cli\u003eFollow OEM torque specs and installation sequence for reliable seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The GM Genuine Parts 12679100 VVT solenoid assembly is aimed at owners and technicians maintaining Chevrolet, Buick, GMC, or Cadillac engines that use an electronically controlled variable valve timing system. It suits DIY mechanics who need an OE-quality replacement and professional shops that require factory-validated parts for reliable repairs. If your vehicle shows timing-related codes, rough idle, or reduced responsiveness and a compatible VVT solenoid has been identified as the serviceable item, this GM Genuine Parts kit is a factory-matching option to restore correct cam phaser function.\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 VVT solenoid come with mounting hardware?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 12679100 kit includes the solenoid plus seal, retainer, and mounting bolt for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this an original equipment part?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. GM Genuine Parts are designed or validated by General Motors to meet original equipment standards.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GM GENUINE PARTS","offers":[{"title":"Default Title","offer_id":48079838019742,"sku":"B07B3JZK4C","price":67.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gm-12679100-front-view.jpg?v=1785772276","url":"https:\/\/northtrailauto.ca\/products\/gm-genuine-parts-vvt-solenoid-assembly-12679100-with-seal-retainer-bolt-oe-fit-corrosion-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}