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Home >> Buick >> 2012 >> Regal Base >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC P162B >> Circuit/System Verification
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Circuit/System Verification

  1. Perform the scan tool Stolen Vehicle Slow-Down Clear.
  2. Verify DTC P162B is not set.
    • If DTC P162B is set 

      Replace the K73 telematics communication interface control module.

    • If DTC P162B is not set 
  3. All OK.
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