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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 796 (Keyless Entry System And Remote Functions) >> Diagnostic Information and Procedures >> DTC B3111 >> Circuit/System Testing
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Circuit/System Testing

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  1. Replace the batteries in the transmitter and with the scan tool clear the DTC.
  2. Operate the transmitter three consecutive times.
    • If the DTC sets again, test the battery.
  3. If all circuits test normal, test or replace the transmitter.
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