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Home >> Buick >> 2008 >> Allure CX >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Diagnostic Information and Procedures >> DTC B1328 >> Circuit/System Verification

Circuit/System Verification

  1. Verify DTC B1328 is set as current.
  2. Start the engine, record the voltage at the battery terminals. Observe the affected module scan tool Battery Positive Voltage parameter. Voltages should not differ by more than 2 volts
    • If not within the specified range, replace the affected module.