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Home >> Chevrolet >> 2003 >> Chevy Express G2500, Van Passenger Extended >> Repair and Diagnosis (Single Page) >> Body & Frame >> Body, Cab Control Systems >> Body Control System >> Description and Operation >> Body Control System Description and Operation >> Fail-safe Operation >> Notes
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Fail-safe Operation: Notes

Since the operation of the vehicle systems depends on the power mode, there is a fail-safe plan in place should the BCM fail to send a power mode message. The fail-safe plan covers modules with discrete ignition signal inputs as well as those modules using exclusively serial data control of power mode.