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Home >> GMC >> 2000 >> Yukon Base, 5.3 T, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Body Control Modules - Old Style) >> Operation >> Asleep & Awake Functions

Asleep & Awake Functions

WARNING: This page is about a different variant/trim than selected.

After ignition switch is turned off and 20 minutes elapse without any wake up signals, Body Control Module (BCM) enters an asleep state and goes into low power mode. Wake up signals turn BCM on to begin controlling and/or monitoring of certain functions. BCM wake-up inputs are as follows: