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Home >> GMC >> 2017 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 189 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B12A7: Optical Media Drive Internal Electronic Failure/Optical Media Drive Build Variant Not Programmed >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
DTC B12A7 39

Optical Media Drive Internal Electronic Failure

DTC B12A7 45

Optical Media Drive Build Variant not Programmed

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