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Escalade Base, AWD
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DTC U0077: Control Module Communication Bus "E"
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Action Taken When the DTC Sets
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Action Taken When the DTC Sets
The module suspends all message transmission.
The module uses default values for all parameters received on the serial data circuits.
The module inhibits the setting of all other communication DTCs.