![What is this wiring block in my 03 lb7? I thought at first it was something to do with the plow wiring, but is it actually the glow plug relay? Driver's side, What is this wiring block in my 03 lb7? I thought at first it was something to do with the plow wiring, but is it actually the glow plug relay? Driver's side,](https://external-preview.redd.it/--wG2n8vkPAhDr9gD50h1Ca8WaQlzQ1hiu3iPvOS-Wc.jpg?auto=webp&s=46d67f5aaebb17e66dbb2a0f4bc7b6b98cbeefcf)
What is this wiring block in my 03 lb7? I thought at first it was something to do with the plow wiring, but is it actually the glow plug relay? Driver's side,
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Amazon.com: Dorman 904-282 Diesel Glow Plug Controller Compatible with Select Ford Models : Automotive
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