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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Electrical >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC B0550: Odometer Circuit General Memory >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC B0550 is not set.
    • If the DTC is set 
    1. Program the K9 Body Control Module.
    2. Verify the DTC is not set.
      • If the DTC is set, replace the K9 Body Control Module.
      • If the DTC is not set
    3. All OK.
    • If the DTC is not set 
  3. All OK
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