{"product_id":"glow-plug-controller-relay-m809173-for-johndeere-4100c-4100g-4100h-4100n-tractor","title":"Glow Plug Controller Relay M809173 for JohnDeere 4100C 4100G 4100H 4100N Tractor","description":"\u003cstrong\u003eThis Glow Plug Controller Relay is a high-quality aftermarket replacement part compatible with John Deere 4100C, 4100G, 4100H, and 4100N and matches OEM Part# M809173.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis Glow Plug Controller Relay is engineered to restore proper starting functionality by managing the engine pre-heat cycle. It serves as a direct replacement for the factory unit to ensure consistent performance in cold weather conditions.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Cold Starts:\u003c\/strong\u003e Optimizes glow plug activation for faster engine ignition in low temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Housing:\u003c\/strong\u003e Built to withstand the vibration and thermal demands of tractor operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Designed to match the electrical and mounting specifications of the original John Deere component.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eJohn Deere Tractors:\u003c\/strong\u003e 4100C, 4100G, 4100H, 4100N\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e M809173\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Glow Plug Controller Relay\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What are the signs of a failing glow plug relay? \u003cstrong\u003eA:\u003c\/strong\u003e Common symptoms include hard starting, excessive smoke during startup, or the glow plug dashboard light failing to illuminate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this unit a direct replacement? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this aftermarket relay is designed to install and function exactly like the original John Deere M809173 controller.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53490731319569,"sku":"ZZ2T00926","price":32.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_8896c04d-18ba-453c-8747-0da342b134e4.jpg?v=1777739228","url":"https:\/\/www.duraforce.com\/products\/glow-plug-controller-relay-m809173-for-johndeere-4100c-4100g-4100h-4100n-tractor","provider":"DURAFORCE","version":"1.0","type":"link"}