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Home >> Chevrolet >> 2017 >> Express 2500 Base, Van Cargo, 2.8L Eng VIN 1 >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U0074: Control Module Powertrain Expansion Communication Bus Off >> Repair Instructions
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Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

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