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Home >> GMC >> 2000 >> Yukon Denali >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Modules - Old Style >> Operation >> Door Lock/Unlock Switch Function
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Door Lock/Unlock Switch Function

Driver's and passenger's door lock/unlock switches are inputs to BCM. BCM will command door lock relay to unlock driver's door according to state of driver's or passenger's door lock switch.