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Home › Buick › 2015 › Regal GS, FWD, Standard Trans › Repair and Diagnosis › Engine Performance › System › Data Communications - Diagnostic Information And Procedures › Diagnostic Information and Procedures › DTC U1811: Battery Energy Control Module Powertrain Expansion CAN Bus › Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC U1811 is not set.
    • If DTC U1811 is not set 
  3. All OK
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