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Home >> Buick >> 2016 >> Encore Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Immobilizer System) >> Diagnostic Information and Procedures >> DTC B3984: Device 1 Environment Identifier Not Programmable >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the Programming and Setup procedure for the control module that set DTC B3984.
  2. Verify DTC B3984 does not set after programming.
    • If the DTC sets after programming 

      Replace the control module that set the DTC.

    • If the DTC does not set after programming 
  3. All OK.
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