GM Glow Plug, 2017-2023 L5P & 2019-2023 L5D

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Fits: 2017 thru 2023 2500HD/3500HD, 2019 thru 2023 Chevy Silverado/GMC Sierra 4500HD/5500HD/6500HD L5P/L5D Duramax Diesel OEM GM replacement glow plug. Sold individually. Notes: GM recommends replacing the Glow Plugs if pulled from the bore New plugs will need to be programmed once installed Whenever replacing a ceramic glow plug, it is required to use a glow plug hole bore cleaning tool to remove the soot build up on the inside of the glow plug hole. If not, when installing a new glow plug, the soot could "side load" and induce a premature failure. Recommend using tool DMAX-GPRT/EN-52074 Glow plug bore reamer. Replaces Part#: GM 12690238 Show more