LaCrosse V8-5.3L (2008)
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A control module from another vehicle is installed.
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Revised software/calibration files have been released for this vehicle.
Important:: DO NOT re-program the control module with the SAME software/calibration files that are already present in the control
module. This is not an effective repair for any type of concern.
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Verify that the control module contains the correct software/calibration. If incorrect programming is found, reprogram the control module with the
most current software/calibration. Refer to Control Module References (See: Testing and Inspection/Programming and Relearning) for
replacement, setup, and programming.