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Home >> GMC >> 2019 >> Sierra 2500 HD Base, 2D Pickup, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 3125 (Remote Functions System) >> Diagnostic Information And Procedures >> DTC B3106: Keyless Entry Data Link >> Circuit/System Verification

Circuit/System Verification

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Sierra 3500 HD, 2018 GMC Sierra 2500 HD, 2018 GMC Sierra 1500, 2018 Chevrolet Silverado 3500 HD, and 2018 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. With a valid and learned transmitter, press and release a button on the transmitter.
  2. Verify that DTC B3106 is not set.
    • If DTC B3106 is set 

      Replace the K77 Remote Control Door Lock Receiver.

    • Go to next step: If DTC B3106 is not set 
  3. All OK.
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