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Home >> Buick >> 2016 >> Envision >> Repair and Diagnosis >> External Pages >> Different car >> Section 180 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B0997: Auxiliary Electronic Control Unit Performance >> DTC Descriptor
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DTC Descriptor

WARNING: This page is about a different car, the 2016 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
DTC B0997 3A

Auxiliary Electronic Control Unit Performance Incorrect Component Installed

DTC B0997 39

Auxiliary Electronic Control Unit Performance Internal Electronic Failure

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