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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 270 (Body Control System) >> Diagnostic Information and Procedures >> DTC B1009: Memory Error >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The module reverts to base operation values programmed for those blocks of data that have failed the check sum test. The blocks of data that have not failed the check sum test are not affected.

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