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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Programming And Setup - All Systems >> Repair Instructions >> Glow Plug Control Module (GPCM) Programming and Setup (RPO LLY) >> GPCM Replacement
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GPCM Replacement

If the glow plug controller (GPCM) is replaced, the Fuel Injector Flow Rate Programming must be performed. Refer to Fuel Injector Flow Rate Programming .

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