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Home › Chevrolet › 2015 › Express 2500 Base, Van Cargo Extended, 4.8L Eng VIN F › Repair and Diagnosis › Engine Performance › System › Data Communication System › Diagnostic Information and Procedures › DTC U0020: Low Speed CAN Communication Bus › Circuit/System Verification

Circuit/System Verification

Diagnosis of this DTC is accomplished via the symptom, DTC U0100-U02FF (except U010E, U029D and U029E) DTC U0100-U02FF (U010E, U029D and U029E only) .