{"product_id":"standard-ignition-gp126-diesel-glow-plug","title":"Standard Ignition GP126 Diesel Glow Plug","description":"\u003ch2\u003eDiesel Glow Plug for GM 2.8L Applications\u003c\/h2\u003e\u003cp\u003eStandard Ignition GP126 is a diesel glow plug built for reliable cold-start performance in supported Chevrolet and GMC diesel applications. It is a direct replacement glow plug for drivers servicing GM diesel trucks and vans that require consistent preheat operation.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFunctions as a diesel glow plug for cylinder preheating during startup\u003c\/li\u003e\n\u003cli\u003eStandard Ignition GP126 replacement part\u003c\/li\u003e\n\u003cli\u003eFits 2016-2022 Chevrolet Colorado\u003c\/li\u003e\n\u003cli\u003eFits 2017-2022 Chevrolet Express 2500 and Express 3500\u003c\/li\u003e\n\u003cli\u003eFits 2016-2022 GMC Canyon\u003c\/li\u003e\n\u003cli\u003eFits 2017-2022 GMC Savana 2500 and Savana 3500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eStandard Ignition GP126 is a diesel glow plug used in GM diesel engine applications where dependable combustion chamber heating is needed before and during engine start. This part number is listed for Chevrolet Colorado and GMC Canyon diesel models from 2016-2022, along with Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 from 2017-2022. If you are searching for a diesel glow plug for Chevrolet Colorado 2016-2022 or a glow plug for GMC Canyon 2016-2022, GP126 is the referenced replacement.\u003c\/p\u003e\u003cp\u003eThis part cross-references Dorman - HELP 21137 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part May Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHard starting in cold weather\u003c\/li\u003e\n\u003cli\u003eExtended crank time before engine fires\u003c\/li\u003e\n\u003cli\u003eRough startup on a diesel engine\u003c\/li\u003e\n\u003cli\u003eGlow plug fault codes related to preheat performance\u003c\/li\u003e\n\u003cli\u003eUneven cold-start combustion in supported GM diesel vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify engine application and existing part number before installation. Inspect the glow plug harness, connector condition, and cylinder head threads during service. Follow the vehicle service procedure for removal and installation to avoid damage to the glow plug or cylinder head.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition GP126 is an OE-style replacement part from a brand known for ignition and engine management components. Confirm fitment by year, make, and model before ordering.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52819065995445,"sku":"FBHK-GP126","price":110.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_GP126_Fro.jpg?v=1784443804","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-gp126-diesel-glow-plug","provider":"PartCatalog","version":"1.0","type":"link"}