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Home >> Chevrolet >> 2007 >> Avalanche 5.3 J >> Repair and Diagnosis >> External Pages >> Different car >> Section 1146 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC 128A >> DTC Descriptors
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DTC Descriptors

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
DTC B128A 01

Mono Audio Signal Circuit Short to Battery

DTC B128A 02

Mono Audio Signal Circuit Short to Ground

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