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Home >> GMC >> 2005 >> Yukon Denali >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Description and Operation >> Charging System Description and Operation (Generator/Battery Control Module) >> Charging System Operation >> Start Up Mode

Start Up Mode

After the engine has started the generator battery control module sets a targeted generator output voltage of 14.5 volts for 30 seconds.

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