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Home >> Buick >> 2019 >> LaCrosse Base >> Repair and Diagnosis >> General Information >> Reset Procedures >> Programming And Setup >> Repair Instructions >> K59 Starter/Generator Control Module: Programming and Setup >> Unsuccessful Programming Recovery
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Unsuccessful Programming Recovery

If programming a control module is not successful, perform the following procedure:

  1. DO NOT turn the ignition OFF. Ensure that all ECU, DLC and programming tool connections are secure and the TIS terminal operating software is up to date.
  2. Attempt to reprogram the ECU.
    • If the programming is not successful 
    1. Turn the ignition OFF for at least 1 minute.
    2. Turn the ignition ON and attempt to reprogram the ECU.
      • If the programming is not successful - Replace the component: K59 Starter/Generator Control Module
      • Go to next step: If the programming is successful
    3. All OK.
    • Go to next step: If the programming is successful 
  3. All OK.
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