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Home >> Buick >> 2015 >> Regal GS, AWD >> 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
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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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