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Home >> Chevrolet >> 2016 >> City Express LS >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information And Procedures >> Radio Poor Reception (With Navigation Radio) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, A11 Radio ON.
  2. Verify DTC U1264 or U12AB is not set and station reception is normal when tuned to several known good AM and FM stations.
    • If DTC U1264 or U12AB is set or AM or FM reception is poor. 

      Refer to Circuit/System Testing following below.

    • Go to next step: If DTC U1264 or U12AB is not set and reception is normal. 
  3. All OK.
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