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Home >> Chevrolet >> 2016 >> Suburban 3500 HD LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 65 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B12A4: Infotainment Faceplate Control Module >> DTC Descriptor

DTC Descriptor

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Yukon XL, 2015 GMC Yukon, 2015 Chevrolet Tahoe, 2015 Chevrolet Suburban, and 2015 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
DTC B12A4 39

Infotainment Faceplate Control Module A Internal Electronic Failure

DTC B12A4 45

Infotainment Faceplate Control Module A Build Variant not Programmed

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