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Home >> Chevrolet >> 2011 >> Caprice >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information and Procedures >> DTC B1240 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, with a scan tool clear all DTCs.
  2. Radio ON, play a known good CD. Verify DTC B1240 is not set as current.
    • If DTC B1240 is set as current, replace the A11 radio.
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