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YouTubeCircuit Board Medics
How to Fix an LLY Glow Plug Control Module (Symptoms + Repair)
In 2004-2005 Chevrolet and GMC Duramax trucks, the glow plug controller is a common failure point, with a faulty module resulting in loss of power to the glow plugs, and code P0670 (glow plug control module circuit open). We rebuild these modules to function better than new by addressing the root cause of the failure. If you're in need of a ...
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