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2021
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Telluride SX, 4WD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Diagnosis (7 Of 7)
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DTC U012A-00: Lost Communication With ICSC Module
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DTC Information
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DTC Description
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
DTC Description
The ECM sets U012A00 when it detects lost communication with HECU via ICU.